Department of Mechanical Engineering · Modelling forced oscillations, resonance, electric circuits ) 17 III FOURIER SERIES (Text Book 2 -Sections 4.1,4.2,4.3,4.4) Periodic functions

Department of Mechanical Engineering

DEPARTMENT OF MECHANICAL ENGINEERING

COURSE HANDOUT: S2 Page 2

RSET VISION

RSET MISSION

To evolve into a premier technological and research institution,

moulding eminent professionals with creative minds, innovative

ideas and sound practical skill, and to shape a future where

technology works for the enrichment of mankind.

To impart state-of-the-art knowledge to individuals in various

technological disciplines and to inculcate in them a high degree of

social consciousness and human values, thereby enabling them to

face the challenges of life with courage and conviction.



DEPARTMENT VISION

DEPARTMENT MISSION

To evolve into a centre of excellence by imparting professional

education in mechanical engineering with a unique academic and

research ambience that fosters innovation, creativity and excellence.

To have state-of-the-art infrastructure facilities.

To have highly qualified and experienced faculty from

academics, research organizations and industry.

To develop students as socially committed professionals with

sound engineering knowledge, creative minds, leadership

qualities and practical skills.



PROGRAMME EDUCATIONAL OBJECTIVES

PROGRAMME OUTCOMES

PEO 1: Demonstrate the ability to analyse, formulate and solve/design

engineering/real life problems based on his/her solid foundation in mathematics,

science and engineering..

PEO 2: Showcase the ability to apply their knowledge and skills for a successful

career in diverse domains viz., industry/technical, research and higher

education/academia with creativity, commitment and social consciousness.

PEO 3: Exhibit professionalism, ethical attitude, communication skill, team

work, multidisciplinary approach, professional development through continued

education and an ability to relate engineering issues to broader social context.

1) Engineering Knowledge: Apply the knowledge of Mathematics, Science,

Engineering fundamentals, and Mechanical Engineering to the solution of

complex engineering problems.

2) Problem analysis: Identify, formulate, review research literature, and

analyze complex Engineering problems reaching substantiated conclusions

using first principles of mathematics, natural sciences, and Engineering

sciences.

3) Design/development of solutions: Design solutions for complex

Engineering problems and design system components or processes that meet

the specified needs with appropriate consideration for the public health and

safety, and the cultural, societal, and environmental considerations.



4) Conduct investigations of complex problems: Use research based

knowledge and research methods including design of experiments, analysis

and interpretation of data, and synthesis of the information to provide valid

conclusions.

5) Modern tool usage: Create, select, and apply appropriate techniques,

resources, and modern engineering and IT tools including prediction and

modeling to complex Engineering activities with an understanding of the

limitations.

6) The Engineer and society: Apply reasoning informed by the contextual

knowledge to assess societal, health, safety, legal and cultural issues and the

consequent responsibilities relevant to the professional Engineering practice.

7) Environment and sustainability: Understand the impact of the professional

Engineering solutions in societal and environmental contexts, and demonstrate

the knowledge of, and the need for sustainable developments.

8) Ethics: Apply ethical principles and commit to professional ethics and

responsibilities and norms of the Engineering practice.

9) Individual and team work: Function effectively as an individual, and as a

member or leader in diverse teams, and in multidisciplinary settings.

10) Communication: Communicate effectively on complex Engineering activities

with the Engineering Community and with society at large, such as, being able

to comprehend and write effective reports and design documentation, make

effective presentations, and give and receive clear instructions.

11) Project management and finance: Demonstrate knowledge and

understanding of the Engineering and management principles and apply these

to one’s own work, as a member and leader in a team, to manage projects and

in multi-disciplinary environments.

12) Life -long learning: Recognize the need for, and have the preparation and

ability to engage in independent and life- long learning in the broadest context

of technological change.



PROGRAMME SPECIFIC OUTCOMES

Mechanical Engineering Programme Students will be able to:

1) Apply their knowledge in the domain of engineering mechanics, thermal

and fluid sciences to solve engineering problems utilizing advanced

technology.

2) Successfully apply the principles of design, analysis and implementation

of mechanical systems/processes which have been learned as a part of the

curriculum.

3) Develop and implement new ideas on product design and development

with the help of modern CAD/CAM tools, while ensuring best

manufacturing practices.



INDEX PAGE NO:

1 SEMESTER PLAN 8

2 ASSIGNMENT SCHEDULE 9

3 SCHEME 10

4 MA102 Differential Equations 11

4.1. COURSE INFORMATION SHEET 11

4.2. COURSE PLAN 16

4.3 SAMPLE QUESTIONS 17

5 CY 100 Engineering Chemistry 24


5.2. COURSE PLAN 32


6 BE 100 Engineering Mechanics 41


6.2. COURSE PLAN 47


7 BE 102 Design & Engineering 77


7.2. COURSE PLAN 83


8 EE 100 Basics of Electrical Engineering 92


8.2. COURSE PLAN 97


9 CE 100 Basics of Civil Engineering 106


9.2. COURSE PLAN 111


10 CY 110 Engineering Chemistry Lab 119




11 EE 110 Electrical Engineering Workshop 138




12 CE 110 Civil Engineering Workshop 146

12.1 COURSE INFORMATION SHEET 146

12.2 COURSE PLAN 152




SEMESTER PLAN

Department of Mechanical Engineering S2 ME


ASSIGNMENT SCHEDULE

Week 4 MA102Differential Equations

Week 5 CY 100Engineering Chemistry

Week 5 BE 100Engineering Mechanics

Week 6 BE 102Design & Engineering

Week 7 EE 100Basics of Electrical Engineering

Week 8 CE 100Basics of Civil Engineering

Week 8 MA102Differential Equations

Week 9 CY 100Engineering Chemistry

Week 9 BE 100Engineering Mechanics

Week 12 BE 102Design & Engineering

Week 12 EE 100Basics of Electrical Engineering

Week 13 CE 100Basics of Civil Engineering

Department of Mechanical Engineering S2 ME


SCHEME

Code Subject Hours/week Marks End-sem

duration-

hours

Credit

s L T P/D Inte-

rnal

End-

sem

MA102 Differential Equations 3 2 - 50 100 3 4

CY 100 Engineering Chemistry 2 2 - 50 100 3 4

BE 100 Engineering Mechanics 2 2 - 50 100 3 4

BE 102 Design & Engineering 2 2 - 50 100 3 4

EE 100 Basics of Electrical Engineering 2 2 - 50 100 3 4

CE 100 Basics of Civil Engineering - - 3 50 100 3 2

CY 110 Engineering Chemistry Lab - - 6 100 - - 4

EE 110 Electrical Engineering Workshop - - - - 50 - 2

CE 110 Civil Engineering Workshop

Total 11 10 9 28

MA 102 DIFFERENTIAL EQUATIONS S2 ME


4. MA 102 DIFFERENTIAL EQUATIONS

4.1 COURSE INFORMATION SHEET

PROGRAMME:MECHANICAL

ENGINEERING

DEGREE: BTECH

COURSE:DIFFERENTIAL EQUATIONS SEMESTER: 2CREDITS: 4

COURSE CODE: MA 102

REGULATION: 2016

COURSE TYPE: CORE

COURSE AREA/DOMAIN:

DIFFERENTIAL EQUATIONS

CONTACT HOURS:3(LECTURE) +

1(TUTORIAL) HOUR/WEEK

CORRESPONDING LAB COURSE

CODE (IF ANY):NIL

LAB COURSE NAME:NIL

SYLLABUS:

MODULE CONTENTS HOURS

I

HOMOGENEOUS DIFFERENTIAL EQUATIONS (Text Book 1 :

Sections 1.7, 2.1, 2.2, 2.6, 3.2) Existence and uniqueness of solutions

for initial value problems, Homogenous linear ODEs of second order.

Homogenous linear ODEs with constant coefficients, Existence and

Uniqueness of solutions Wronskian, Homogenous linear ODEs with

constant Coefficients (Higher Order) (For practice and submission as

assignment only: Modelling of free oscillations of a mass – spring

system)

17

II

NON-HOMOGENEOUS LINEAR ORDINARY DIFFERENTIAL

EQUATIONS ( Text Book 2: Sections 1.2.7 to 1.2.14) The particular

Integral (P.I.), Working rule for P.I. when g(x) is Xm , To find P.I.

when g(x) = eax.V1(x), Working rule for P.I. when g(x) = x.V(x),

Homogeneous Linear Equations, PI of Homogenous equations

Legendƌe’sLineaƌeƋuations Method of variation of parameters for

finding PIs (For practice and submission as assignments only:

Modelling forced oscillations, resonance, electric circuits )

17

III

FOURIER SERIES (Text Book 2 -Sections 4.1,4.2,4.3,4.4) Periodic

functions ,Orthogonally of Sine and Cosine functions (Statement

only), Fourier series and Euler’s formulas Fourier cosine series and

Fourier sine series (Fourier series of even and Odd functions ) Half

range expansions (All results without proof) (For practice and

submission as assignment only: Plots of partial sums of Fourier series

and demonstrations of convergence using plotting software)

17



IV

PARTIAL DIFFERENTIAL EQUATIONS ( Text Book 2 : Sections :

5.1, 5.1.1, 5.1.2, 5.1.5, 5.2.6-5.2.10) Introduction to partial

differential equations , formation of PDE, Solutions of first order

PDE(Linear only) Lagrange’s Method Linear PDE with constant

coefficients , Solutions of Linear Homogenous PDE with constant

coefficients , Shorter method for finding PI when g(x,y)=f(ax+by),

Method of finding PI when g(x,y) = xmyn, method of find PI when

g(x,y)= e ax+by V(x,y)

17

V

ONE DIMENSIONAL WAVE EQUATION ( Text Book 2: Sections

:6.1--6.4) Method of separation of variables The wave Equation

Vibrations of a stretched string Solutions of one dimensional wave

equation using method of separation of variables and problems

16

VI

ONE DIMENSIONAL HEAT EQUATION ( Text Book 2: sections

6.7, 6.8 ,6.9, 6.9.1 ,6.9.2) The equation of Heat conduction One

dimensional Heat transfer equation. Solutions of One Dimensional

Heat transfer equation, A long insulated rod with ends at zero

temperatures, A long insulated rod with ends at non zero temperatures.

16

TEXT/REFERENCE BOOKS:

T/R BOOK TITLE/AUTHOR/PUBLICATION

T1 Erwin Kreyszig: Advanced Engineering Mathematics, 10th ed. Wiley

T2 A C Srivastava, P K Srivasthava, Engineering Mathematics Vol 2. PHI Learning Private Limited, New Delhi.

R1 Simmons: Differential Equation with Applications and its historical Notes,2e McGrawHill Education India 2002

R2 Datta, Mathematical Methods for Science and Engineering. CengageLearing,1st. ed

R3 B. S. Grewal. Higher Engineering Mathematics, Khanna Publishers, New Delhi.

R4 N. P. Bali, Manish Goyal. Engineering Mathematics, Lakshmy Publications

R5 D. W. Jordan, P Smith. Mathematical Techniques, Oxford University Press, 4th Edition.

R6 Henry Edwards, David. E. Penney. Differential Equations and Boundary Value Problems.

Computing and Modelling, 3rd ed. Pearson



COURSE PRE-REQUISITES:

COURSE NAME DESCRIPTION

Higher secondary level mathematics To develop basic ideas on matrix operations,

calculus, complex numbers etc

COURSE OBJECTIVES:

1 This course introduces basic ideas of differential equations, both ordinary and partial,

which are widely used in the modelling and analysis of a wide range of physical

phenomena.

2 To solve partial differential equations

3 To study about Fourier series which is used by engineers to represent and analyse periodic

functions in terms of their frequency components.

4 To solve Heat and Wave equations

COURSE OUTCOMES:

Sl. NO DESCRIPTION

Blooms’

Taxomomy

Level

CO.1 To impart knowledge on basic concepts of ordinary differential

equations and partial differential equations.

Knowledge

Level 1

CO.2

To understand periodic functions in terms of their frequency

components and its application.

and to apply them in practice when called for.

Understand

Application

Level 2 & 3

CO.3

To understand the method to apply the basic knowledge of differential

equation in typical mechanical or electrical systems and analyse its

solution.

Analyse

Level 4

CO 4

Gain knowledge about modeling the wide range of physical

phenomena by using basic ideas in ordinary differential equations and

partial differential equations and its applications.

Application

Level 3

CO 5

To impart the knowledge to create wave equation in the field of

acoustic, electromagnetics and fluid dynamics..

Knowledge

Level 1

CO 6

Encourage students to observe and distinguish the quantitative

statements about the physical meaning of the solution of partial

differential equations related to engineering process.

Knowledge

Evaluate

Level 1&5



CO-PO AND CO-PSO MAPPING:

PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

1 3 - - - - - - - - - 3 3 - -

2 2 3 1 - 2 - - - - - - - 3 3 -

3 3 - - 3 - - - - - - 2 - -

4 3 - 3 2 2 - - - - 2 - -

5 - - - - 2 3 - - - - - 2 2 -

6 - - - 3 - - 3 - - - - - 2 -

MA

102 2.5 3 2 3 2 3 3 2 3 2 2

1- Low correlation (Low), 2- Medium correlation(Medium) , 3-High correlation(High)

JUSTIFICATIONS FOR CO-PO MAPPING:

MAPPING LOW/MEDIUM/HIGH JUSTIFICATION

CO 1-PO2 2 Fundamental knowledge in differential equation can be

used to formulate engineering principles

CO 2-PO1 3 Basic knowledge in periodic functions is necessary for the

development of mathematical modelling

CO 2-PO2 2 formulating periodic functions is needed for analyzing

various systems

CO 2-PO3 2 Design of periodic function meet the needs for public

CO 2-PO5 3 Knowledge in periodic function can be used to develop an

efficient system

CO 1-PO12 2 DE is a mathematical field which needs lot of research

CO 3-PO1 2 Working principles in typical mechanical or electrical

systems are based on fundamental laws of DE

CO 3-PO6 3 DE can address various problems of society in fields like

health , safety etc.

CO 4-PO3 2 The solutions for various engineering problems requires

mathematical modelling

CO 4-PO6 2 DE can model various daily life problems

CO 4-PO7 3 In environmental contexts it has wide application

CO 4-PO8 2 mathematical modelling will commit to ethical principles

and responsibilities

CO 5-PO6 2 In the field of acoustic, electromagnetics and fluid dynamics



wave equations are used.

CO5-PO7 2 Understand the impact of wave equation in sustainable

development

CO 6- PO 4 2 PDE can design experiments and need more research

CO 6- PO 7 2 For society we can use the pde to solve problems

GAPS IN THE SYLLABUS - TO MEET INDUSTRY/PROFESSION REQUIREMENTS:

SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1

Homogeneous system in various

fields of engineering Seminar 3 3

2 Application of numerical analysis in

different engineering disciplines Assignment 2 2

3 Fourier series in engineering Seminar 2 2

WEB SOURCE REFERENCES:

1 www.nptel.ac.in

2 http://www.math.com/

3 https://www.math.umn.edu/~olver/pdn.html,

4 http://www.mheducation.co.in

5 http://tutorial.math.lamar.edu/

6 http://nptel.ac.in/

DELIVERY/INSTRUCTIONAL METHODOLOGIES:

CHALK & TALK STUD. ASSIGNMENT WEB RESOURCES

LCD/SMART BOARDS STUD. SEMINARS ADD-ON COURSES

ASSESSMENT METHODOLOGIES-DIRECT:

ASSIGNMENTS STUD. SEMINARS TESTS/MODEL EXAMS UNIV. EXAMINATION

STUD. LAB PRACTICES STUD. VIVA MINI/MAJOR PROJECTS CERTIFICATIONS

ADD-ON COURSES OTHERS

ASSESSMENT METHODOLOGIES-INDIRECT:

ASSESSMENT OF COURSE OUTCOMES (BY FEEDBACK,

ONCE) STUDENT FEEDBACK ON FACULTY (TWICE)

ASSESSMENT OF MINI/MAJOR PROJECTS BY EXT. EXPERTS OTHERS

http://www.nptel.ac.in/

http://www.math.umn.edu/~olver/pdn.html



4.2 COURSE PLAN

DAY MODULE TOPIC PLANNED

1 I Homogeneous Differential equations

2 I Existence & Uniqueness

3 I Tutorial

4 I Second order linear homogeneous equations with CC

5 I Wronskian

6 I Higher order equations

7 I Tutorial

8 II Non Homogeneous equations

9 II Particular Integral

10 II G(x)=xm

11 II Tutorial

12 II G(x) = eax

13 II Method of Variation of Parameters

14 II Legendre equations

15 II Tutorial

16 II Cauchy equations

17 III Periodic functions

18 III Tutorial

19 III Fourier Series

20 III Cosine series

21 III Tutorial

22 III Sine Series

23 III Halfrange series

24 III Introduction to PDE

25 III Tutorial

26 IV Formation of PDE

27 IV First order PDE

28 IV Lagrange Method

29 IV Tutorial

30 IV Linear PDE with CC

31 IV Particular Integral

32 IV F(x,y)= xm

ym

33 IV Tutorial

34 IV F(x,y)= eax+by

35 V Wave equation

36 V Method of separation of variables

37 V Tutorial

38 V Solution of Wave equation

39 V Vibrations of a stretched string



40 V Solution

41 V Problems

42 V Tutorial

43 VI The heat conduction equation

44 VI Heat transfer equation

45 VI Solution of heat equation

46 VI Tutorial

47 VI Problems – Insulated rod

48 VI Problems – Both ends of the rod are kept at 0 degree

49 VI Problems - Both ends of the rod are kept at non zero degree

50 VI Tutorial

51 VI Problems

52 VI Revision 1&2 modules


54 VI Tutorial


4.3 MODULE WISE SAMPLE QUESTIONS

MODULE I HOMOGENEOUS DIFFERENTIAL EQUATIONS

SET I

Solve the following differential equations.

1.

2.

3.

4.

5.

6.

7.

Solve the following initial value problems.

8. ( ) (

)

9. ( ) ( )

10. ( ) ( )

11. ( ) ( ) ( )

12. ( ) ( )



SET II

Verify the solutions of the given differential equations are linearly independent or not also find

the basis

1.

2.

Find the second solution of the given differential equation given . Also find the general

solution.

3.

4. ( ) ( )

5. Show that the functions and ( ) are linearly independent (use Wronskian). Hence

form an ODE for the given basis ( )

Reduce to first order and hence solve the ODE.

13. ( )

14.

15.

16.

17. (

) ( )

MODULE II SECOND AND HIGHER ORDER NON-HOMOGENEOUS LINEAR ODE

SET I

1. Solve the initial value problem

(a) 0.4 9.04 0y y y , (0) 0y , (0) 3y .

(b) 0.25 0y y y , (0) 3.0y , (0) 3.5y

2. Solve the differential equation tey

dt

dy

dt

yd 2

2

2

23 given that y=0 and dy/dt=0

when t=0.

3. Solve : (

)

4. Solve:

5. Solve the differential equation tey

dt

dy

dt

yd 4

2

2

23

6. Solve the non-homogeneous differential equation 02

,0)0(;12

2

yyy

dx

yd

7. Find the general solution of the equation 1212132

2

tydt

dy

dt

yd

8. Solve the differential equation by variation of parameter

a.



b.

9. Solve the following differential equations:

a. ( )

b.

c. ( )

10. Solve the following differential equations:

a. ( ) ( ) ( ) ( ( ) )

b. ( ) ( ) ( ( ))

SET II

1. Find the general solution of the equation (a) y`` - 2y` + 3y = ex sin2x. (b) y``+ 2y`+ 2y =

x2 + sin x.

2. Solve the equation. a) y``+ y` - 6y = 52 cos2x. b) y``- y`- 2y = cos x+ 3 sin x.

3. Find the general solution of the equation ( )

4. Solve the equation:

(a)

(b)

(c)

Solve by method of variation of parameter

5.

6.

Solve the equation

7. ( )

8. ( )

9. ( ) ( )

10. ( ) ( ) ( )

MODULE III FOURIER SERIES

SET I

1. Obtain the expansion of ( ) and deduce that

.

2. Find the Fourier series for ( ) given by ( )

and hence

deduce that

.

3. Obtain the Fourier series of ( ) √ in the interval – .

4. Obtain the Fourier series of ( )

and hence deduce that

.

5. Show that – ,

⌈

⌉.

6. If ( )

then prove that

∑

.



7. Find the Fourier for the function ( )

.

8. Find the half range cosine series for the function ( ) ( ) in the interval

.

9. Find the Fourier series expansion for ( ) from to .

10. Obtain the Fourier series of ( ) | |in – .

SET II

1. Find the Fourier series expansion of ( ) from Hence show that

.

2. Obtain the Fourier series of ( ) | |in – .


.

4. Expand ( ) as a Fourier series.

5. Find the Fourier series to represent the function ( ) given by

( )

and deduce that

.

6. Find the Fourier series expansion of ( )

( ) .

7. Find the Fourier (1) Cosine Series (2) Sine Series for the function ( ) in

( )

8. Obtain the Fourier series of ( ) in – .


.


and hence show that

( )

∑

and hence deduce that

.

MODULE IV PARTIAL DIFFERENTIAL EQUATIONS

SET I

1. Form PDE by eliminating the arbitrary constants

(a) √ (b)

(c)

2. Form PDE by eliminating the arbitrary function

a. (

)

b. (

)

c. ( )

Solve

3. ( ) ( )

4. ( )

5. ( ) ( )



Solve

6. ( )

7. ( ) ( )

8. ( ) ( )

9. ( )

10. ( )

SET II

1. Form PDE by eliminating the arbitrary constants

(a) (b) ( )( ) (c)

2. Form PDE by eliminating the arbitrary function

a. ( )

b. ( ) ( )

c. ( )

Solve

3. √ √ √

4.

5. ( ) ( )

Solve

6. ( )

7. ( )

8. ( ) ( )

9. ( )

10. ( )

MODULE V ONE DIMENSIONAL WAVE EQUATION

SET I

Solve the following equations by the method of separation of variables

1.

( )

2.

( )

3. 4

+

given ( )

4. A tightly stretched flexible string has its ends fixed at x = 0 and x = l. At time t = 0, the

string is given a shape defined by f(x) = µx(l-x), where µ is a constant, and then released.

Find the displacement of any point x of the string at any time t > 0.



5. A string is stretched and fastened to two points distance l apart. Find the displacement of

the string at any point x and at time t if the motion is started by displacing the string in

the form y = a sin

from which it is released at time t = 0.

6. A tightly stretched string with fixed end points x = 0 and x = l is initially in a position

given by y(x, 0) =

( )

and each of its points is given the velocity

(

)

( ) ( ).

SET II

1. Solve the equation

Given that u = 0, when t = 0 and

= 0 when x = 0.

2. Find a solution of the equation

in the form u = f(x)g(y). Solve the

equation subject to the conditions u = 0 ,

= 1 + when x=0 for all values of y.

3. A string is stretched between the fixed points (0,0) and (l, 0) and released at rest from the

initial deflection given by

f(x) =

( )

Find the deflection of the string at any time t.

4. A tightly stretched string of length l and fixed at both end ends is plucked at x =

and

assumes initially the shape of a triangle of height h. Find the displacement y(x,t) after the

string is released from rest.

MODULE VI ONE DIMENTIONAL HEAT EQUATION

SET I

1. A homogeneous rod of conducting material of length 100 cm has its ends kept at zero

temperature and the temperature initially is

u(x,0) =

Find the temperature u(x,t) at any time.

2. The ends A and B of a rod 20 cm long have the temperature at 30 oC and 80

oC until

steady state prevails. The temperatures of the ends are changed to 40 oC and 60

oC

respectively. Find the temperature distribution in the rod at time t.

3. Find the steady state temperature distribution in a rectangular plate 0 0

whose sides x = 0, x = a, y =b are insulated and the edge y = 0 is kept at a temperature

uosin

4. Solve the boundary value problem

2

with the conditions



(0, t )= 0 ,

(l, t )= 0 for all t ≥ 0 , and u( x, 0 ) = x.

SET II

1. Find the temperature u(x,t) in a slab whose ends x = 0 and x = L are kept at zero

temperature and whose initial temperature f(x) is given by

f(x) =

2. An insulated rod of length L has its ends A and B maintained at 0oC and 100

oC respectively

until steady state condition prevails. If B is suddenly reduced to 0oC and maintained at 0

oC,

then find the temperature in the rod at a distance x from A at time t.

3. Find also the temperature if in the above problem change consists of raising the temperature

of A to 20oC and reducing that of B to 80

oC.

4. Solve the boundary value problem

2

with the conditions

(0, t )= 0

for all t ≥0,u( l , t)= 0 , and u( x , 0)= 20x.

Prepared by Approved by

Dr.Ramkumar P.B Dr Thankachan T Pullan

(Faculty) (HOD)

CY 100 ENGINEERING CHEMISTRY S2 ME


5. CY 100 ENGINEERING CHEMISTRY



ENGINEERING

DEGREE: BTECH

COURSE: ENGINEERING

CHEMISTRY

SEMESTER: 1&2CREDITS: 4

COURSE CODE: CY 100

REGULATION: 2016

COURSE TYPE: CORE

COURSE AREA/DOMAIN:

ENGINEERING CHEMISTRY




CODE (IF ANY):CY 110

LAB COURSE NAME: ENGINEERING

CHEMISTRY LAB

SYLLABUS:


I

SPECTROSCOPY

Introduction. Beer Lamberts Law (worked out examples). UV-

visible spectroscopy - Principle, Instrumentation and

applications. IR spectroscopy - Principle and applications. 1H

NMR spectroscopy-Principle, Chemical shift- spin - spin

splitting and applications including MRI.

9

II

ELECTROCHEMISTRY

Different types of electrodes (general) – SHE, Calomel

electrode, Glass electrode and determination of E0 using SHE

& Calomel electrode. Electrochemical series and its

applications. Nernst equation for an electrode- Derivation,

application & numerical. Potentiometric titration. Acid-base

8



and redox titration. Lithium ion cell and Fuel cell.

III

INSTRUMENTAL METHODS

Thermal analysis - Principle, instrumentation and applications of

TGA and DTA. Chromatographic methods - Basic principles,

column, TLC. Instrumentation and principles of GC and HPLC.

Conductivity- Measurement of conductivity

8

IV

CHEMISTRY OF ENGINEERING MATERIALS

Copolymers - BS, ABS - Structure and Properties. Conducting

Polymers - Polyaniline, Polypyrrole - Preparation, Structure

and Properties. OLED – An introduction Advanced Polymers –

Kevlar, Polybutadiene rubber and silicone rubber:

Preparation, Structure and Properties. Nanomaterials –

Definition, Classification, chemical methods of preparation –

hydrolysis and reduction. Properties and Applications –

Carbon Nano Tubes and fullerenes.

9

V

FUELS AND LUBRICANTS

Fuels - Calorific Value, HCV and LCV - Determination of

calorific value of a solid and liquid fuel by Bomb calorimeter -

Dulongs formula and Numericals. Liquid fuel - Petrol and Diesel

- Octane number &Cetane number. Biodiesel - Natural gas.

Lubricant - Introduction, solid, semisolid and liquid lubricants.

Properties of lubricants - Viscosity Index, Flash point, Fire point,

Cloud point, Pour point and Aniline point.

9

VI

WATER TECHNOLOGY

Types of hardness, Units of hardness, Estimation of Hardness –

EDTA method. Numericals based on the above Water softening

methods - Ion exchange process - Principle. Polymer ion

exchange. Reverse Osmosis Disinfection method by chlorination

and UV Dissolved oxygen, BOD and COD. Sewage water

Treatment - Trickling Filter and UASB process

9





T Ahad, J., Engineering Chemistry, Jai Publications

Ahad, J., Engineering Chemistry, Jai Publications

T Shashi Chawla, Engineering Chemistry, Dhanpat Rai and Co, Education and

technical publishers

T Fernandez, A., Engineering Chemistry, Owl Book Publishers, ISBN 9788192863382

R Jain and Jain, Engineering Chemistry, Dhanpat Rai Publishers

T Kaurav, Engineering Chemistry with Laboratory Experiments. PHI, ISBN

9788120341746

T Manjooran K. S., Modern Engineering Chemistry, Kannatheri Publication

R Seymour, R. B., Introduction to Polymer Chemistry, McGraw Hill

R Rath, P., Engineering Chemistry, Cengage Learning, ISBN 9788131526699

R Wiley India, Engineering Chemistry, ISBN 9788126543205

R A text book of Engineering Chemistry – S. S. Dhara.

R Polymer science –V. R. Gowariker, New Age International Ltd.

COURSE PRE-REQUISITES: NIL

C.CODE COURSE NAME DESCRIPTION SEM

CY 100

Higher secondary

level chemistry

To develop basic ideas on

electrochemistry, polymer chemistry,

fuels, water technology etc.

1 & 2



COURSE OBJECTIVES:

1 To impart a scientific approach and to familiarize the applications of chemistry in the

field of technology

2 To familiarize the students with different application oriented topics like new

generation engineering materials, storage devices, different instrumental methods etc.

3 To develop abilities and skills that are relevant to the study and practice of

chemistry.

COURSE OUTCOMES:

Sl. NO DESCRIPTION

1 An ability to gain knowledge on various water treatment methods, engineering

materials, fuels, lubricants and electrochemical cells

2 Be able to comprehend the fundamental concepts of electrochemical and

spectroscopic techniques

3 An ability to use modern instrumental techniques for engineering activities

4 An ability to analyze and deduce the structure of chemical compounds using

spectroscopic and thermal analysis techniques

5 An ability to choose appropriate materials for various complex engineering

purposes

6 An ability to design and construct electrochemical energy storage devices like

cells, batteries, capacitors etc



CO-PO AND CO-PSO MAPPING

PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

CY100.1 2 3 3

CY100.2 2 2 2 1

CY100.3 2 2 1 1

CY100.4 1 2

CY100.5 2 3

CY100.6 1 3

Justification of CO-PO Mapping

MAPPING

LOW/

MEDIUM/

HIGH

JUSTIFICATION

CO1-PO1 M

Knowledge on water treatment Methods, engineering materials,

fuels, Lubricants,cells helps to find solution of various Engineering

problems (MODULE- 2,4,5)

CO1-PO3 H

Knowledge about water treatment methods helps to meet the

specifications Of public health and safety measurements, Societal

and environmental considerations (MODULE- 6) Knowledge

about engineering materials, fuels, Lubricants, cells helps to

design various system components (MODULE- 2,4,5)

CO1-PO6 H

Knowledge about water treatment methods helps to meet the

specifications Of public health and safety measurements, And

Societal considerations (MODULE- 6)

CO2-PO1 M

Knowledge on electrochemical and spectrochemical techniques

helps to find solution to engineering problems like design of cells,

structure analysis (MODULE- 1, 2)

CO2-P05 M

An ability to use modern techniques of analysis like spectroscopy

is obtained by understanding its fundamental concepts

(MODULE- 1, 3)

CO2-P012 M An awareness about the fundamental concepts of electrochemical

and spectroscopic techniques helps to understand its broadest



context by a life long learning process

(MODULE- 1, 2)

CO3-PO5 M

An ability to use modern techniques of analysis like spectroscopy,

thermal analysis is obtained by understanding its fundamental

concepts of and its instrumentation (MODULE- 1, 3)

CO3-PO12 M

An awareness about the fundamental concepts of modern

instrumental techniques helps to understand its broadest context of

technological change by a life long learning process (MODULE- 1,

3)

CO4-P02 L Problem analysis can be done by using spectroscopic and thermal

analysis techniques (MODULE- 1, 3)

CO4-P05 M

Knowledge on modern tools like spectroscopy helps in the

prediction of structureof organic compounds

(MODULE- 3)

CO5-PO2 M Knowledge on engineering materials helps to identify appropriate

materials for engineering purposes (MODULE- 4)

CO5-PO3 H Knowledge on engineering materials helps to design various

system components by using appropriate materials (MODULE- 4)

CO6-PO1 L Knowledge on engineering materials gives an idea about the

construction of cells, batteries, composites etc (MODULE- 4 )

CO6-PO3 H Knowledge on engineering materials helps to design and construct

various engineering products, system components (MODULE-4 )


GAPS IN THE SYLLABUS - TO MEET INDUSTRY/PROFESSION

REQUIREMENTS

SL.

NO

DESCRIPTION PROPOSEDACTIONS

1 Basic concepts on conductivity of electrolytes & laws

associated with it, Polarization and decomposition

potential

Reading,

Assignment,seminar

2 An introduction to microwave spectroscopy Reading,

Assignment,seminar

3 Nomenclature of polymers, functionality, tacticity



and types of polymerization

4 Types of energy present in the molecule & Franck

Condon Principle

Reading,

Assignment,seminar

5 Classification of fuels and their characteristics Reading,

Assignment,seminar

TOPICS BEYOND SYLLABUS/ADVANCED TOPICS:

1 ELECTROCHEMISTRY

Concept of pH and pOH

Reactions in aqueous solution

Concentration cell

Conductometric titrations

2 SPECTROSCOPY

Microwave spectroscopy

Flame photometer

Mass spectrometry

Interpretation of IR and NMR spectrum

3 POLYMERS

Moulding techniques

Blends and Composites

Mechanism of various polymerization

Determination of Molecular weight of polymers

4 WATER TECHNOLOGY

Scale and sludge formation in boilers



Caustic embrittlement

Boiler corrosion

Chemical analysis of water

Zeolite method of water softening


1 http://www.chem1.com/acad/webtext/elchem/

2 https://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/polymers.htm

3 http://www.rsc.org/learn-chemistry/collections/spectroscopy/introduction

4 http://nptel.ac.in/downloads/122101001/

5 http://www.ustudy.in/node/6965

DELIVERY/INSTRUCTIONAL METHODOLOGIES

CHALK &

TALK

STUD.

ASSIGNMENT

WEB

RESOURCES

LCD/SMART

BOARDS

STUD.

SEMINARS

ADD-ON

COURSES

ASSESSMENT METHODOLOGIES-DIRECT

ASSIGNMENTS STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES

STUD. VIVA MINI/MAJOR

PROJECTS

CERTIFICATIONS

ADD-ON

COURSES

OTHERS

https://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/polymers.htm

http://www.rsc.org/learn-chemistry/collections/spectroscopy/introduction

http://www.ustudy.in/node/6965



ASSESSMENT METHODOLOGIES-INDIRECT

ASSESSMENT OF COURSE

OUTCOMES (BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)

ASSESSMENT OF MINI/MAJOR

PROJECTS BY EXT. EXPERTS

OTHERS

5.2 COURSE PLAN

DAY MODULE Topic Planned

1 1 Electrochemistry-Introduction

2 1 Helmholtz double layer and electrochemical cell

3 1 Electrochemical series and applications (with numerical)

4 1 Nernst Equation (in detail with numerical problems)

5 1 Different types of electrodes (general)

6 1 Standard Hydrogen Electrode (SHE) and determination of

electrode potential using SHE, Calomel Electrode and

determination of electrode potential

7 1 Glass electrode and determination of pH

(derivation and numerical)

8 1 Potentiometric titration (acid-base titration and redox titration)

9 1 Lithium ion cell and fuel cell

10 1 Tutorial- Problems work out

11 1 Class Test

12 2 Spectroscopy-introduction and Beer-Lamberts law (numerical)



13 2 UV-Visible spectroscopy- Introduction, Principle and

Instrumentation

14 2 UV-Visible spectroscopy-Applications

15 2 IR spectroscopy- Introduction and Principle

16 2 IR spectroscopy-Applications (Numerical)

17 2 1H NMR spectroscopy-introduction and principle

18 2 Chemical shift, Spin-spin splitting

19 2 1H NMR spectroscopy-Applications (including MRI in brief)

20 2 1H NMR spectroscopy-Spectral problems

21 2 Tutorial- Problems work out and discussion

22 2 Class Test

23 3 Instrumental methods- Thermal analysis- Principle,

instrumentation and applications of TGA

24 3 Principle, instrumentation and applications of DTA

25 3 Tutorial- Revision about thermal analysis

26 3 Chromatographic methods-Basic principles of Column

chromatography

27 3 Basic principles of Thin Layer chromatography

28 3 Instrumentation and principle of GC

29 3 Instrumentation and principle of HPLC

30 3 Conductivity and measurement

31 3 Tutorial- Question-answer discussion

32 4 Chemistry of engineering materials- Copolymers-BS, ABS-

Structure and properties

33 4 Conducting Polymers-Polyaniline-Preparation, Structure and

Properties



34 4 Polypyrrole-Preparation, Structure and Properties

35 4 OLED-Introduction

36 4 Advanced Polymers- Kevlar (Preparation, structure and

properties)

37 4 Polybutadiene rubber (Preparation, structure and properties)

38 4 Silicone rubber (Preparation, structure and properties)

39 4 Nanomaterials-Definition and classification

40 4 Nanomaterials-Chemical methods of preparation- hydrolysis

and reduction

41 4 Properties and application of carbon nano tubes and fullerenes

42 4 Tutorial-Revision

43 5 Fuels and Lubricants- Fuels- calorific value, HCV and LCV

44 5 Determination of Calorific value of a solid and liquid fuel by

Bomb calorimeter-Dulongs formula and numerical

45 5 Liquid fuel-petrol and diesel-octane number and Cetane

number

46 5 Biodiesel-natural gas

47 5 Lubricant-Introduction, solid, semisolid and liquid membranes

48 5 Properties of lubricants-Viscosity index, flash point, fire point,

cloud point, pour point and aniline point

49 6 Water technology- Types of hardness, units of hardness

50 6 Estimation of Hardness-EDTA method (numerical)

51 6 Water softening methods-Ion exchange process-principle

52 6 Polymer ion exchange

53 6 Reverse osmosis-disinfection method by chlorination and UV

54 6 Dissolved oxygen, BOD and COD



55 6 Sewage water treatment-trickling filter and USAB process

56 Revision-module 1






MODULE-1

1. What is Beer-Lamberts law

2. Principle of a)UV visible b)IR c)NMR spectroscopy

3. Differentiate auxochrome and chromophore. Give examples.

4. Define a)Hypsochromic 2)Bathochromic 3)Hyperchromic 4)Hypochromic shift

5. Explain the applications of a)UV Visible b)IR spectroscopy

6. What is MRI

7. Define a)chemical shift b)Shielding c)Deshielding

8. What is spin spin splitting

9. Sketch the low resolution and high resolution NMR spectrum of ethanol

10. Differentiate UV and IR spectroscopy

11. Why TMS is taken as the reference to determine chemical shift

12. Find the energy of a 6.5Ao X-ray beam.

13. A solution of thickness 2cm transmits 20% of the incident light. Calculate the

concentration of the solution if the molar extinction coefficient ϵ=3000dm3mol

-1cm

-1

14. Explain the instrumentation of UV visible spectroscopy

15. Give the number of signals from the following compounds



Acetone, Butanol, Pentane, Acetaldehyde, ethyl methy ether

MODULE-2

1. What are the different types of conductors.

2. Write a short note on fuel cell

3. What is a)electrode potential b)EMF

4. What is Helmoltz electrical double layer

5. State and derive Nernst equation

6. What is electrochemical series. What are the applications.

7. What are reference electrodes

8. Explain a)SHE b)Calomel c)Glass electrode

9. Explai n Li-ion cell

10. Explain different types of electrodes

11. What is potentiometric titration. Explain a)acid-base b)redox titration

12. Write electrode reactions and cell reaction for the following cells.

a. Pt, H2 (g) | HClsoln |AgCl (s) | Ag

½ H2H+ + e, AgCl + e Ag + Cl

- (1 mark )

b. Pt | Fe 2+

; Fe 3+

|| KClsoln | Hg2Cl2 (s) | Hg

2Fe2+2Fe

3+ +2 e, Hg2Cl2 + 2 e 2Hg + 2Cl

- (1 mark)

c. Ag | AgNO3 (0.01 M) || AgNO3 (0.02 M) | Ag

Ag Ag+ (0.01) + e, Ag

+ (0.02) + e Ag (1 mark)

13. Copper and silver rods are placed in a solution of cupric nitrate and silver nitrate

solutions of concentrations 0.02 M and 6.0 M respectively and connected through a

salt bridge in the form of a cell. Represent the cell, write down the cell reaction and

calculate its EMF at 30°C. The standard reduction potentials of copper and silver

electrodes are +0.34 V and +0.80 V respectively.



14. What is the principle of glass electrode

15. What is the different types of cell

MODULE-3

1. Explain in detail a)TGA b)DTA c)DTG

2. Differentiate TGA and DTA

3. What is the principle of chromatography

4. Explain how Column chromatography works

5. Explain with a neat diagram thin layer chromatography

6. What are the applications of TGA and DTA

7. Gas chromatography is the most efficient and convenient tool these days. Why

8. How HPLC become a superior analytical tool

9. Defin a) Rf value b)Cell constant

10. What is elution. What are the requirements of a good adsorbent

11. What do you mean by conductivity

12. How is conductivity determined exprerimentally

13. What are the factors effecting conductivity

14. What is the effect of dilution on conductivity

15. A conductivity cell is found to have two parallel plates of area 1.5cm2 kept at 9.8cm

apart. It gave a resistance of 1500ohms when filled with the electrolytic solution.

Find the cell constant and conductivity of the solution

MODULE-4

1. Describe the term a)polymer b)Functionality c)Tacticity d)Degree of

polymerization

2. Give the preparation and properties OF A)SBR B)ABS c)Kevlar



3. Give the properties and applications of Polybutadiene and silicone rubber

4. Give the preparation and properties of silicone rubber

5. Distinguish homopolymers and copolymers

6. What are nano materials

7. Outline the preparation methods of nanomaterials

8. Write a brief note on OLED

9. What are carbon nanotubes

10. How are nanomaterials classified

11. Describe the laser ablation method for producing nanoparticles

12. Describe a)fullerenes b)Conducting polymers

13. Explain the preparation of a)polyaniline b)polypyrrole

14. Give the structure of a)Buna-S, b)Kevlar c)ABS d)Silicone rubber

15. Outline the preparation of cis and trans polybutadiene

MODULE -5

1. What are the advantages & disadvantages of gaseous fuels?

2. How do LCV & HCV differ?

3. How calorific value of a fuel? How calorific value of a fuel can be

determined by Bomb calorimeter?

4. How calorific value of a solid fuel and liquid fuel are determined?

5. What do you mean by knocking? How octane number number is useful in

measuring it?

6. What is biodiesel? What are its advantages?

7. Distinguish between (1) octane number &cetane number (2)cloud & pour point

8. Write the significance of the following properties of lubricants



9. (1) flash point& fire point (2)Viscosity index (3) aniline point

10. Discuss any three types of greases by giving their properties and uses

11. Synthetic lubricants have added advantage over natural lubricants.Justify

12. A sample of coal contains 60% carbon 33%oxygen 6% hydrogen .5% sulphur

.2% nitrogen & .3% ash.Calculate GCV & NCV of coal

13. Calculate the GCV & NCV of a coal sample from the following data

obtained from a bomb calorimeter. Weight of coal=0.73 gm, weight of water

in calorimeter =1500gm, water equivalent of calorimeter=470gm, initial

temp.=25C and final temp.=28C ,percentage of hydrogen in coal =2.5 and

latent heat of steam=587cal/gm

MODULE-6

1. Define hardness of water? Describe the different types of hardness?

2. Mention the units in which hardness of water is expressed?

3. What are boiler scale? How it is formed? Describe the harmful effects of

boiler scale formation?

4. How is water purified by the ion exchange process?

5. What are different water softening method?

6. What are reverse osmosis? Where it is applied?

7. Explain degree of hardness and its determination by EDTA method?

8. What are the advantages & disadvantages of UV disinfection of water?

9. How BOD reflect the organic loading in waste water?

10. DO indicates purity of water.Comment.

11. Give any four points of difference between BOD & COD.

12. What do you mean by UASB process? How is it useful in waste water

treatment?



13. 50ml of the standard hard water containing 1mg of CaCO3 per ml consumed

17ml of EDTA .50ml of a sample of hard water consumed 12 ml of EDTA

.Calculate the total hardness in ppm


Dr. Deepa K Baby Dr.Thankachan T Pullan (HOD)

Ragin Ramdas M

BE 100 ENGINEERING MECHANICS S2 ME


6. BE 100 ENGINEERING MECHANICS



ENGINEERING

DEGREE: BTECH

COURSE: Engineering Mechanics SEMESTER: 2 CREDITS: 4

COURSE CODE: BE100

REGULATION: 2016

COURSE TYPE: CORE

COURSE AREA/DOMAIN:

CONTACT HOURS: 3(LECTURE) +


CORRESPONDING LAB COURSE CODE

(IF ANY):NIL

LAB COURSE NAME:NIL

SYLLABUS:


I

Statics: Fundamental concepts and laws of mechanics – Rigid body –

Principle of transmissibility of forces. Coplanar force systems -

Moment of a force -Principle of moments. Resultant of force and

couple system. Equilibrium of rigid body-Free body diagram –

Conditions of equilibrium in two dimensions –Two force and three

force members.

11

II

Types of supports –Problems involving point loads and uniformly

distributed loads only. Force systems in space –Degrees of freedom –

Free body diagram Equations of equilibrium -Simple resultant and

Equilibrium problems.

9

III

Properties of planar surfaces – Centroid and second moment of area

(Derivations not required) – Parallel and perpendicular axis theorem –

Centroid and Moment of Inertia of composite area. Polar Moment of

Inertia – Radius of gyration – Mass moment of inertia of cylinder and

thin disc (No derivations required). Product of inertia -Principal

9



Moment of Inertia (conceptual level). Theorems of Pappus and

Guldinus.

IV

Friction – Characteristics of dry friction – Problems involving friction

of ladder, wedges and connected bodies. Definition of work and virtual

work – Principle of virtual work for a system of connection bodies -

Problems on determinate beams only.

10

V

Dynamics: Rectangular and Cylindrical co-ordinate system. Combined

motion of rotation and translation – Concept of instantaneous centre-

Motion of connecting rod of piston and crank of a reciprocating pump.

Rectilinear translation - Newton's second law - D'Alembert's Principle

Application to connected bodies (Problems on motion of lift only).

9

V1 Mechanical vibrations - Free and forced vibration - Degree of freedom.

Simple harmonic motion - Spring-mass model – Period – Stiffness

Frequency - Simple numerical problems of single degree of freedom.

8


T/R BOOK TITLE/AUTHORS/PUBLICATION

T1 Shames I.H., Engineering Mechanics-Statics and Dynamics, Pearson Prentice Hall Pentex

Book Publishers and Distributors

T2 Timoshenko S. & Young D. H., Engineering Mechanics, Tata Mc-Graw Hill Publishing

Company Limited

T4 Beer and Johnson, Vector Mechanics for Engineers –Statics and Dynamics, Tata Mc-Graw Hill

Publishing Company Limited

T5 Hibbeler R.C., Engineering Mechanics: Statics and Dynamics. Pearson Prentice Hall Pentex

Book Publishers and Distributors

T6 Kumar K.L., Engineering Mechanics, Tata Mc- Graw Hill Publishing Company Limited

T7 Tayal A.K., Engineering Mechanics – Statics and Dynamics, Umesh Publications

T8 S.S. Bhavikkatti, Engineering Mechanics, New Age International Publishers

T9 JagetBabu, Engineering Mechanics, Pearson Prentice Hall Pentex Book Publishers and

Distributors



PHYSICS Basic concepts of force and its effect Higher Secondary



on bodies Level

MATHEMATICS Basic knowledge of differential

calculus and integral calculus

Higher Secondary

Level

COURSE OBJECTIVES:

1 To apply the principles of mechanics to practical engineering problems.

2 To identify appropriate structural system for studying a given problem and isolate it

from its environment.

3 To develop simple mathematical model for engineering problems and carry out static

analysis.

4 To carry out kinematic and kinetic analyses for particles and systems of particles.

COURSE OUTCOMES:

S

NO DESCRIPTION

1 Solve problems dealing with forces and determine the resultant

2 Identify the forces acting on a body and draw the free body diagram

3 Solve problems on forces acting on a body using vector approach

4 Determine support reactions of beams subjected to concentrated loads and uniformly

distributed loads

5 Determine the centroid and moment of inertia of composite areas.

6 Analyse the concept of friction to solve problems of bodies placed on rough surfaces.

7 Solve problems on support reactions of beams using principle of virtual work.

8 Make use of the concept of Newton's second law to solve problems on bodies in

motion

9 Apply the concept of instantaneous centre to bodies having combined translation and

rotation.

10 Solve the problem using the concept of Simple Harmonic Motion

PO Mapping



PO1 PO2 PO3 PO4 PO5 PO6 PO7 PO8 PO9 PO10 PO11 PO12

K3 K4 K6/

K5

K4 K4/

K5/

K6

CO1 K3 H M

CO2 K3 H M

CO3 K3 M M

CO4 K3 H M

CO5 K3 H M L

CO6 K4 H H

CO7 K3 H M

CO8 K3 H M

CO9 K3 H M

CO10 K3 H M

JUSTIFICATION

CO PO MAPPING JUSTIFICATION

CO1 PO1 HIGH Using the basic concept of resolution of forces in an important

knowledge in the engineering field.

PO2 MEDIUM Analysis of a given force system to determine its resultant

involves problem analysis.

CO2 PO1 HIGH The concept of free body diagram, i.e isolating a given body

and the forces acting on it is direct application of a student’s

engineering knowledge.

PO2 MEDIUM By being able to draw the FBD of a given system, students will

be able to solve complex engineering problems.



CO3 PO1 MEDIUM Vector approach is an important and easier alternative to the

traditional scalar approach for engineering problems.

PO2 MEDIUM The knowledge of representing and solving problems in 3

dimensions.

CO4 PO1 HIGH The concepts of different types of supports and the reactions

they provide is an important engineering knowledge.

PO2 MEDIUM To analyse different beams for equilibrium to obtain the

reactions at the supports improves the problem solving skills of

a student.

CO5 PO1 HIGH The idea of the properties of different cross sections that an

engineer has to encounter throughout his professional life is

important engineering knowledge.

PO2 MEDIUM To determine the properties of the different cross sections using

the principles of basic integration helps improve problem solving

skills of the student.

PO9 LOW The centroid of a mild steel bar is done as a experiment as team

work in lab

CO6 PO1 HIGH How harmful friction can be eliminated and useful friction can be

utilized is important engineering knowledge.

PO2 HIGH Solving problems on friction involves the development of

concepts of free body diagram, Newton’s laws etc.

CO7 PO1 HIGH The application of the concept of virtual displacement and virtual

work as an alternative to the force approach is important

engineering knowledge.

PO2 MEDIUM Analysing the virtual work done by a body on giving it a virtual

displacement involves application of the basic problem solving

skills.

CO8 PO1 HIGH Newton’s Laws of motion are the foundation of many engineering

subjects and hence it is important that the student knows how to

apply them.



PO2 MEDIUM Analysis of motion of bodies involve the concepts of Newton’s

laws of motion and free body diagram.

CO9 PO1 HIGH Concept of instantaneous centre involves the concepts of

combined motion and theory of no-slip

PO2 MEDIUM The practical applications of the concept of instantaneous centre

involves the famous mechanism of crank and shaft

CO10 PO1 HIGH Concept of Simple harmonic motion involves solution to the

acceleration and velocity at any instant.

PO2 MEDIUM The practical applications of the concept of Simple Harmonic

motion involves the mechanism of simple pendulum


SN

O

DESCRIPTION PROPOSED

ACTIONS

1 Derivation of moment of inertia and centroid of planar surfaces NPTEL

2 Rotational motion of rigid bodies NPTEL

3 Analysis of truss NPTEL

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY

VISIT/GUEST LECTURER/NPTEL ETC


1 http://nptel.ac.in/courses/122104015/


CHALK & TALK STUD.

ASSIGNMENT

WEB RESOURCES

LCD/SMART

BOARDS

STUD. SEMINARS ADD-ON COURSES


ASSIGNMENTS STUD. SEMINARS TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB STUD. VIVA MINI/MAJOR CERTIFICATIONS



PRACTICES PROJECTS



ASSESSMENT OF COURSE OUTCOMES (BY

FEEDBACK, ONCE)

STUDENT FEEDBACK ON FACULTY

(TWICE)

ASSESSMENT OF MINI/MAJOR PROJECTS BY

EXT. EXPERTS

OTHERS

6.2 COURSE PLAN

Day Module Topic

1

1

Introduction to mechanics

2 Laws of mechanics

3 Force systems

4 Resultant , Equilibrant and Theorem of resolution

5 Determination of resultant of a system of forces

6 Tutorial

7 Free body diagram

8 Conditions of equilibrium for concurrent force system

9 Problems

10 Problems (contd)

11 Moment - Varignon's Theorem

12 Conditions of equilibrium for non-concurrent force system

13 Problems

14 Parallel forces in a plane - Force Couple system

15

Reduction of a system of forces into a single force and force couple

system

16

2

Types of supports,beams and loads

17

Determination of support reactions for different types of beams with

point loads and udl

18 Problems

19 Tutorials

20 Force systems in space

21 Resultant problems

22 Equilibrium Problems

23 Tutorials

24

3

Centroid - Theory

25 centroid of composite areas

26 Problems (Continued)

27 Moment of Inertia - Parallel Axis theorem and Perpendicular axis



theorem

28 Determination of moment of inertia of composite areas

29 Problems on moment of inertia

30 Problems

31 Tutorials

32

Mass moment of inertia, Product of inertia, Principal moment of inertia,

PappusGuldinus theorem

33

4

Friction -Laws of friction, angle of friction, angle of repose, limiting

friction

34 Block Friction problems

35 Problems

36 Ladder friction problems

37 Problems

38 Wedge friction Problems

39 Problems

40 Tutorial

41

Principle of virtual work - Determination of support reactions for

statically determinate beams

42 Problems

43 Problems

44

5

Rectilinear translation: Newton's laws

45 Rectilinear motion with uniform acceleration

46 Rectilinear motion with variable acceleration

47 D'Alembert's Principle - Problems on lift motion

48 Problems on connected bodies

49 Combined motion of rotation and translation -Instantaneous centre

50

Motion of crank and piston of a reciprocating pump-Instantaneous

centre method

51 Problems

52

6

Mechanical Vibrations- Different types of vibrations

53 Simple harmonic Motion

54

Determination of velocity and acceleration of a body executing SHM at

different instants of time

55 Tutorial

56 Motion with single degree of freedom

57 Spring Mass Model-Natural frequency of vibration

58 Springs connected in series and parallel

59 Problems

60 Tutorial



6.3 MODULE WISE QUESTIONS

Assignment 1

1. A beam AB of span 3 m, overhanging on both sides is loaded as shown in Figure 1.

Determine the support reactions at A and B.

Figure 1

2. Concurrent forces of 1, 3, 5, 7, 9 and 11 N are applied at the centre of regular hexagon

acting towards its vertices as shown in Figure 2. Determine the magnitude and direction

of the resultant.

Figure 2

Figure 3

3. Determine the magnitude and direction of the resultant of the forces acting on the ring as

shown in Figure 3.

4. A ball of weight 120N rests in a right angled groove as shown in Figure 4. If all the

surfaces are smooth, determine the reactions at all points of contact.



Figure 4

Figure 5

5. Two smooth circular cylinders each of weight 100 N and radius 15 cm are connected at

their centres by a string AB of length 40 cm and rest upon a horizontal plane as shown in

Figure 5. The cylinder above them has a weight of 200 N and a radius of 15 cm. Find the

force in the string AB and the reactions at points D and E.

6. Block P=5kg and block Q of mass “m” kg are suspended through a cord which is in

equilibrium as shown in Figure 6. Determine the mass of block Q.

Figure 6

7. A system of parallel forces is acting on a rigid bar as shown in Figure 7. reduce this

system into a ) a single force b) a force and a couple at A.

Figure 7

Figure 8

8. A 5m bar of negligible weight rests in a horizontal position on the smooth planes as

shown in Figure 8. Determine the load P and the reactions at supports.

9. Determine the support reactions of a cantilever beam of span 6m carrying an uniformly

distributed load (UDL) of 6 kN/m.

10. A beam ABCD as shown in Figure 9 is simply supported on a hinged support at A and D

on a roller support inclined at 450 with the vertical. Determine the horizontal and vertical



components of reaction at support A. Also find the direction and magnitude of the

resultant at A.

Figure 9



ASSIGNMENT 2

1. Locate the centroid of the of a plane uniform lamina shown in Figure 1.

Figure 1

Figure 2

2. Locate the centroid of the T section shown in Figure 2.

3. Determine the coordinates of the centroid of the circular hole having 100 mm diameter to

be cut in thin plate so that this point will be the centroid of the remaining shaded as

shown in Figure 3.

Figure 3

Figure 4

4. Determine the moment of inertia of the unshaded composite area with respect to its

centroidal axes as shown in Figure 4.

5. Determine the moment of inertia of the shaded area with respect to both axes shown in

Figure 5.



Figure 5

Figure 6

6. A block of weight W1= 900N rests on the horizontal surface and supports on top of it

another block of weight W2 = 225N. The block W2 is attached to a vertical wall by an

inclined string AB. Find the magnitude of the horizontal force P applied to the lower

block that will be necessary for the slipping to impend as shown in Figure 6. The

coefficient of friction for all contact surfaces is 0.3.

7. A uniform ladder of 4m length rests against a wall at an angle of 450

with the vertical as

shown in the fig. The coefficient of friction between the ladder and the wall is 0.4 and

that between the ladder and the floor is 0.5. If a man whose weight is one half of that of

ladder ascends it, how high will he be when the ladder slips.

8. Two identical blocks A and B of weight W are supported by a rigid bar inclined at 450

with the horizontal as shown in Figure 7. If both the blocks are in limiting equilibrium,

find the coefficient of friction between the block and the wall assuming it to be the same.



Figure 7

Figure 8

9. A block weighing 10 kN is to be raised against a surface which is inclined at 600 with the

horizontal by means of 150 wedge as shown in Figure 8. Find the horizontal force (P)

which will just start the block to move, if the coefficient of friction between all the

surfaces of contact be 0.2.

10. A simply supported beam of length 4m has a concentrated load of 5 kN at 1 m from the

left support. It also has a uniformly distributed load of 2 kN/m over its right half.

Determine the support reactions using the principle of virtual work.



Tutorial Questions - 1

1. An electric-light fixture of weight Q = 178 N is supported as shown in Fig. A. Determine the

tensile forces S1 and S2 in the wires BA and BC if their angles of inclination are as shown

Figure T01- 1. (Ans. S1 = 130.3 N; S2 = 92.14 N)

Figure T01- 1

Figure T01- 2

2. A ball of weight Q = 53.4 N rests in a right-angled trough as shown in Figure T01- 2 .

Determine the forces exerted on the sides of the trough at D and E if all surfaces are perfectly

smooth. (Ans. Rd = 46.25 N; Re = 26.7 N)

3. A ball rests in a trough as shown in Figure T01- 3. Determine the angle of tilt θ with the

horizontal so that the reactive force at B will be one-third at A if all surfaces are perfectly

smooth. (Ans. Θ =16.110)



Figure T01- 3

Figure T01- 4

4. What axial forces does the vertical load P induce in the members of the system shown in

Figure T01- 4. Neglect the weights of the members themselves and assume an ideal hinge at

A and a perfectly flexible string BC.(Ans. S1 = P tanα, tension; S2 = P secα, compression)

5. A right circular roller of weight W rests on a smooth horizontal plane and is held in position

by an inclined bar AC as shown in Figure T01- 5. Find the tension S in the bar AC and the

vertical reaction Rbat B if there is also a horizontal force P acting at.

(Ans. S = P secα; Rb = W + P tanα)



Figure T01- 5

Figure T01- 6

6. A pulley A is supported by two bars AB and AC which are hinged at points B and C to a

vertical mast EF (Figure T01- 6). Over the pulley hangs a flexible cable DG which is

fastened to the mast at D and carries at the other end G a load Q = 20 kN. Neglecting friction

in the pulley, determine the forces produced in the bars AB and AC. The angles between the

various members are shown in the figure.

(Ans. S2 = 34.64 kN; S1 = 0)

7. Two smooth circular cylinders, each of weight W = 445 N and radius r = 152 mm, are

connected at their centers by a string AB of length l = 406 mm and rest upon a horizontal

plane, supporting above them a third cylinder of weight Q = 890 N and radius r = 152 mm

(Figure T01- 7). Find the forces S in the string and the pressures produced on the floor at the

points of contact D and E. (Ans. S = 398 N, tension; Rd = Re = 890 N)

8. A weight Q is suspended from a small ring C, supported by two cords AC and BC (Figure

T01- 8) The cord AC is fastened at A while the cord BC passes over a frictionless pulley at B

and carries the weight P as shown. If P = Q and α = 500, find the value of the angle β.

(Ans. β = 800)

9. A force P is applied at point C as shown in (Figure T01- 9). Determine the value of angle α

for which the larger of the string tension is as small as possible and the corresponding values

of tension in the strings 1 and 2. (Ans. α = 600, S1 = S2 = 0.577 P)



Figure T01- 7

Figure T01- 8

Figure T01- 9

Figure T01- 10

10. A system of coplanar parallel forces acting on a rigid bar as shown in Figure T01- 10.

Reduce this force system to (a) a single force, (b) a single force and a couple at A and (c) a

single force and a couple at B.

(Ans. (a) Ra = 60 N, down, from A = 0.75m; (b) Ra = 60 N, down Ma = -45 Nm; (c) 60 N,

down, MB = 165 N)

11. The beam AB in Figure T01- 11 is hinged at A and supported at B by a vertical cord which

passes over a frictionless pulley at C and carries at its end a load P. Determine the distance x

from A at which a load Q must be placed on the beam if it is to remain in equilibrium in a

horizontal position. Neglect the weight of the beam. (Ans. )



Figure T01- 11

Figure T01- 12

12. Using the method of projections, find the magnitude and direction of the resultant R of the

four concurrent forces shown in Figure T01- 12and having the magnitudes F1 = 1500 N,

F2 = 2000 N, F3 = 3500 N and F4 = 1000 N. (Ans. R = 1842.6 N and α = 2270)

13. Forces of 2, 3, 4, 5 and 6 kN are acting at one of the angular points of a regular hexagon

towards the other angular points taken in order. Find the resultant of the system of forces.

(Ans. R = 15.6 kN; α = 76.70)

14. In Figure T01- 13, weights P and Q are suspended in a vertical plane by strings 1, 2, 3,

arranged as shown. Find the tension induced in each string if P = 2225 N and Q = 4450 N.

(Ans. S1 = 4450 N; S2 = 4450 N; S3 = 596.2 N)

Figure T01- 13

Figure T01- 14

15. Two vertical masts AB and CD are guyed by the wires BF and DG, in the same vertical plane

and connected by a cable BD of length l, from the middle point E of which is suspended a

load Q (Figure T01- 14). Find the tensile force S in each of the two guy wires BF and BG if

the load Q = 445 N and the length l = 6.1 m and sag d = 0.305 m. (Ans. S = 4450 N)



16. A ball of weight W rests upon a smooth horizontal plane and has attached to its centre two

strings AB and AC which pass over frictionless pulleys at B and C and carry loads P and Q,

respectively, as shown in Figure T01- 15. If the string AB is horizontal, find the angle α that

is string AC makes with horizontal when the ball is in a position of equilibrium. Also find the

pressure R between the ball and the plane. (Ans. cosα = P/Q; √ )

Figure T01- 15

Figure T01- 16

17. Two cylinders of weights Q and R are interconnected by a bar of negligible weight hinged to

each cylinder at its geometric center by ideal pins. Determine the magnitude of P applied at

the center of cylinder R to keep the cylinders in equilibrium in the position shown in Figure

T01- 16. The following numerical data are given: Q = 2000 N and R = 1000 N.

(Ans. P ≈ 258 N)

******




1. A boat is suspended on two identical davits like ABC which is pivoted at A and

supported by a guide at B (Figure T02- 1). Determine the reactions RA and RB at the

points of support A and B if the vertical load transmitted to each davit at C is 4272 N.

Friction in the guide at B should be neglected. (Ans: RA= 7121.73 N, RB= 5696.87 N)

Figure T02- 1

Figure T02- 2

2. A man with weight 667.5 N stands on the middle rung of a 227.5 N ladder, as shown in

Figure T02- 2. Assuming the end B rests on the corner of a wall and a stop at A to

prevent slipping, find the reactions at A and B. (Ans: RA= 820.5 N, RB= 199.0 N)

3. A horizontal prismatic bar AB, of negligible weight and length l, is hinged to a vertical

wall at A and supported at B by a tie rod BC that makes the angle α with the horizontal

(Figure T02- 3). A weight P can have any position along the bar as defined by the

distance x from the wall. Determine the tensile force S in the tie bar.

(Ans: S = P x/l sinα)

Figure T02- 3

Figure T02- 4



4. A weightless bar AB is supported in a vertical plane by a hinge at A and a tie bar DC, as

shown in Figure T02- 4. Determine the axial force S induced in the tie bar by the action

of a vertical load P applied at B. (Ans: S = 2P tension)

5. A bar AB hinged to the foundation at A and supported by a strut CD is subjected to a

horizontal 50 kN load at B, as shown in Figure T02- 5. Find the tensile force S in the strut

and the reaction RA. (Ans: S = 55.5 kN, Ra = 50 kN)

Figure T02- 5

Figure T02- 6

6. Find graphically the reaction Ra and Rb induced at the supports A and B of the right angle

bar ACB supported as shown in Figure T02- 6 and subjected to a vertical load P applied

at the midpoint of AC. (Ans: Ra = 1.2P, Ra = 0.67P)

7. A smooth right circular cylinder of radius r rests on horizontal plane and is kept from

rolling by an inclined string AC of length of 2r (Figure T02- 7). A prismatic bar AB of

length 3r and weight Q is hinged at point A and leans against the roller. Find the tension

S that will be induced in the string AC. (Ans: S = 0.433Q)



Figure T02- 7

Figure T02- 8

8. A rocker of weight W having a circular shoe AB of radius a and with center at O rests on

a horizontal surface and is pulled by a horizontal force P applied at O, as shown in

Figure T02- 8. Find the position of equilibrium, as defined by the angle α, which the

rocker will assume if its centre of gravity is at C, distance b from O along the bisecting

radius OE. (Ans. sin α = Pa/wb)

9. Determine the magnitude of a horizontal force P applied at the centre C of a roller of

weight Q =4450 N and radius r = 380 mm which will be necessary to pull it over a 76

mm curb. Also find what is the magnitude and the direction of the least force P min

applied at C that will lift the roller over the curb in Figure T02- 9. (Ans: Pmin = 2670 N)

Figure T02- 9

Figure T02- 10

10. A pair of adjustable players is used for turning a piece of 19 mm pipe as shown in

Figure T02- 10. For the dimensions shown, what compressive forces Q are applied to the

sides of the pipe when the hand grip is represented by applied collinear forces P?



(Ans: Q = 6P)

11. A vertical load P is supported by a triangular bracket as shown in Figure T02- 11. Find

the forces transmitted to the bolts A and B. Assume that the bolts B fit loosely in a

vertical slot in the plate. (Ans: Ra= 1.25P, Rb = 0.75P)

Figure T02- 11

Figure T02- 12

12. Find the magnitude of the pull P exerted on the nail C in Figure T02- 12. If a horizontal

force of 178 N is applied to the handle of the wrecking bar as shown in Figure T02- 12.

(Ans: P = 1436.6 N)

13. Determine the forces exerted on the cylinder at B and C by the spanner wrench shown in

Figure T02- 13 due to a vertical force of 222.5 N applied to the handle. Neglect friction at

B. (Ans: RB = 1068 N, Rc= 1091 N)



Figure T02- 13

Figure T02- 14

14. A bracket ACB can slide freely on the vertical shaft BC but is held by a small collar

attached to the shaft as shown in Figure T02- 14. Neglecting all friction, find the

reactions at B and C for the vertical load shown. (Ans: Rb= 3814.3 N; Rc= 5861 N)

15. Determine the support reactions for following structures.

16. Determine the support reactions.

17. Determine the support reactions

*******




1. Locate the centroid of the shaded area shown in Figure T03- 1. (Ans. xc = 62.5 mm, yc =

37.5 mm)

Figure T03- 1

Figure T03- 2

2. Referring to the Figure T03- 2, locate the centroid of length of the mean centre line of the

stirrup with the dimensions shown. (Ans. xc = -19.5 mm, yc = 119.5 mm)

3. A uniform lamina consists of a rectangle, a semicircle and a triangle shown in Figure T03-

3. Determine the centroid of the lamina. All dimensions are in mm.

Figure T03- 3

4. Locate the centroid C of the shaded area obtained by cutting a semicircle of diameter ‘a’

from the quadrant of a circle of radius ‘a’ as shown in the Figure T03- 4.

(Ans. xc = 0.349a, yc = 0.636a)



Figure T03- 4

Figure T03- 5

5. Locate the centroid of the shaded area OADB shown in Figure T03- 5.

(Ans. xc = 67.75 mm, yc = 59 mm)

Figure T03- 6

Figure T03- 7

6. An isosceles triangle ADE is to be cut from a square ABCD of dimension a as shown in

Figure T03- 6. Find the altitude y of this triangle so that its vertex E will be the centroid of

the remaining shaded area. (Ans. y = 0.634a)

7. Locate the centre of gravity of the plane truss shown in Figure T03- 7, if all the bars have

the same weight per unit length. (Ans. xc = 0.882 m, yc = 0.5625 m)

8. A plane lamina ABCD is hung freely from point D. Find the angle made by DB with the

vertical for the figure shown in Figure T03- 8. (Ans. θ = 29.620)



Figure T03- 8

Figure T03- 9

9. Determine the moment of inertia of the shaded area with respect to the centroidal axis

parallel and perpendicular to the side AB as shown in Figure T03- 9.

(Ans. Ixx = Iyy = 2.08 x 102 cm

4)

10. Determine the moments of inertia of the cross section of an iron beam with respect to the

centroidal axes parallel and perpendicular to the axis AB as shown in Figure T03- 10.

(Ans. Ixx = 6463 cm4, Iyy = 1152.4 cm

4)

11. Determine the moment of inertia of the shaded area with respect to the centroidal axes

parallel to AB as shown in Figure T03- 11. (Ixx = 429.3 cm4)

Figure T03- 10

Figure T03- 11

*******




1. To determine experimentally the coefficient of friction for steel on steel, flat plates of

negligible weight compared with the large top weight W, are stacked on a horizontal

plane as shown in Figure T04- 1. Alternate plates are held together by loose-fitting

vertical pins A&B. The pin A is anchored to a steel slab, and a horizontal pull applied to

the pin B as shown. If there are five moving plates and slipping occurs when the

horizontal pull has the magnitude P, what is the coefficient f coefficient of friction µ?

(Ans. µ = P/10 W)

Figure T04- 1

Figure T04- 2

2. Two blocks connected by a link AB are supported on two rough planes as shown in

Figure T04- 2. The coefficient of friction for block A on the horizontal plane is µ = 0.4.

The angle of friction for block A on the plane is Ø= 150 .

What is the smallest weight W of

block A for which equilibrium of the system can exist?

(Ans. W ≤ 4450 N)

3. A uniform ladder AB of length l = 20 m and weight W is supported by the horizontal

floor at A and by a vertical wall at B. It makes an angle 450 with horizontal as shown in

Figure T04- 6. If a man, whose weight is one-half that of the ladder, ascends the ladder,

how much length x of the ladder he shall climb before the ladder slips. If a boy now

stands on the end A of the ladder, what must be his least weight w so that the man may

go on the top of the ladder? Assume coefficient of friction between the ladder and the

wall as 1/3 and that between the ladder and floor as ½.

(Ans. x = 14.3 m, w = 0.25 W)

4. A ladder 5 m long rests on a horizontal ground and leans against a smooth vertical wall at

an angle 700 with the horizontal. The weight of the ladder is at the point of sliding. When

a man weighing 750 N stands on the ladder at 1.5 m from the bottom of the ladder.

Calculate the coefficient of friction between the ladder and the floor.

(Ans𝜇 = 0.14)



5. Referring to Figure T04- 3, the coefficients of friction are as follows: 0.25 at the floor,

0.30 at the wall, and 0.20 between blocks. Find the minimum value for a horizontal force

P applied to the lower block that will hold the system in equilibrium.

(Ans. Pmin = 359.4 N)

Figure T04- 3

Figure T04- 4

6. A short semicircular right cylinder of radius r and weight W rests on a horizontal surface

and is pulled at right angles to its geometric axis by a horizontal force P applied at the

middle B of the front edge as shown in . Find the angle α that the flat face will make with

the horizontal plane just before sliding begins if the coefficient of friction at the line of

contact A is µ. The gravity force W must be considered as acting at the center of gravity

C as shown Figure T04- 4. (Ans. sinα = 3µπi/4+3 µπ)

7. Two rectangular blocks of weight W1 = 150 N and W2 = 100 N are connected by a string

and rest on an inclined on a horizontal surface as shown in Figure T04- 5. The coefficient

of friction for all contiguous surfaces is µ = 0.2. Find the magnitude and direction of the

least force P at which the motion of the blocks will impend.

(Ans. P = 161.7 N, θ= 11.310)



Figure T04- 5

Figure T04- 6

8. A block shown in Figure T04- 7 weighing 1000 N is resting on a rough horizontal plane.

The plane is gradually lifted to increase the angle θ. Determine whether sliding of block

or overturning about A will occur first and the angle at which it occurs. Assume µ = 0.3.

(Hint. Determine the location of centroid C)

Figure T04- 7

Figure T04- 8

9. A block of mass 200 kg is to be raised upwards by simultaneously pushing two identical

wedges B and C under it as shown in Figure T04- 8. Each wedge weighs 200 N and the

wedge angle is 150. If the coefficient of friction at all surfaces in contact is 0.3, find the

minimum value of forces P required for doing the job. (Ans. 9 kN)

10. A simply supported beam AB is 5 m long has an overhang BC 1 m as shown in

Figure T04- 9. It Carries a load of 3kN at point D 3m from A and another load of 1.5 kN

at C. Using method of virtual work, find reactions at supports A and B.

11. (Ans. Ra = 0.375 kN, Rb = 4.125 kN)



Figure T04- 9

12. Consider the beam AB which is simply supported at its supports and subjected to point

load 10 kN at C as shown in Figure T04- 10. Find the reaction at B.

(Ans. Rb = 3.33 kN)

Figure T04- 10

13. A simply supported beam AB of span 10 m is loaded as shown in Figure T04- 11.

Calculate the reaction at A and B using principle of virtual work.

(Ans. Ra = 17 kN, Rb = 23 kN)

Figure T04- 11

14. Consider a simply supported beam subjected to loading as shown in Figure T04- 12.

Find the reaction at support B and A. (Ans. Rb = 20.8 kN, Ra = 13.2 kN)



Figure T04- 12

*******




1. A elevator has an upward acceleration of 1 m/s2, what pressure will be transmitted to the

floor of the elevator by man weighing 600 N travelling in the elevator? What pressure

will be transmitted if the elevator has an downward acceleration of 2 m/s2? Also find the

upward acceleration of the elevator which could cause the man to exert a pressure of

1200 N on the floor.

2. In a reciprocating pump mechanism, the crank AB has a constant clockwise angular

velocity of 2500rpm. For the crank position shown in Figure T05- 1, determine a) angular

velocity of the connecting rod BD b) Velocity of the piston. (Ans. vd = 16.35 m/s, ωd =

77.5 rad/s)

Figure T05- 1

1. In a reciprocating pump, the piston, connecting rod and crank are shown in Figure T05-

2. The crank OA has a constant speed of 1500 rpm in clockwise. When crank OA is at

45ᴼ to the horizontal. Determine a) Angular velocity of the connecting rod AB and b)

Velocity of the piston B. Take the length of the crank OA = 8 cm and that of connecting

rod AB = 16 cm. (Ans. vb = 12.243 m/s, ωAB = 59.43 rad/s)

2.

Figure T05- 2

3. The crank of a reciprocating pump is rotating at 210 rpm. The lengths of the crank and

the connecting rod are 200 mm and 1 m respectively. Find the velocity of the point A

when the crank has turned through an angle of 45ᴼ with the horizontal as shown in

Figure T05- 3. (Ans. va = 3.56 m/s)



Figure T05- 3

4. A lift carries a weight of 100 N and is moving with a uniform acceleration of 2.45 m/s2.

Determine the tension in this cables supporting the lift, when

1. Lift is moving upward

2. Lift is moving downward (Ans. Tupward = 125 N, Tdownward = 75 N)

5. A lift has an upward acceleration of 1.225 m/s2 a) What force will a man weighing 500 N

exert on the floor of the lift? b) What force would he exert if the lift had an acceleration

of 1.225 m/s2 downwards? c) What upward acceleration would cause his weight to exert

a force of 600 N on the floor?

(Ans. F1 = 562.4 N, F2 = 437.5 N, a = 1.962 m/s2)

6. An elevator of weight 5 kN starts from rest and moves upward with constant acceleration,

travelling a distance of 10 m is 5 s. Find the tensile force in the cable during this

accelerated motion. Neglect friction. (Ans. T = 5.408 kN)

7. An elevator weighs 2500 N and is moving vertically downwards with a constant

acceleration. Write the equation for the elevator cable tension. Starting from rest it travels

a distance of 25m during an interval of 15seconds. Find the cable tension during this

time. Neglect all other resistance to motion. (Ans. 2443.47 N)

8. An elevator weighing 5000 N is ascending with an acceleration of 3 m/s2. During this

ascend, its operator whose weight is 700 N is standing on the weighing pan placed on the

floor. What is the weighing pan reading? What will be the total tension in the cables of

elevator during this motion? (Ans. Wpan = 914.1 N, T = 7443.1 N)

9. A helical spring with negligible mass extends 0.3 mm under a mass of 1.5 kg and is made

to support a mass of 50 kg. The spring and the mass system is displaced vertically

through 13 mm and released. Determine the frequency of natural vibration of system.

Find also the velocity of the mass, when it is 6 mm below its rest position.

(Ans. f = 4.98 Hz, V = 0.361 m/s)

10. Find the natural frequency of the system shown in Figure T05- 4 with k1=2000 N/m, k2=

2500 N/m, k3 = 3000 N/m, m= 5 kg.

(Ans. f = 6.164 Hz)



Figure T05- 4

Figure T05- 5

11. Find the natural frequency of the system shown in Figure T05- 5. Here k = 5×103 N/m, m

= 40 kg. (Ans. f = 1.4 Hz)

Prepared by

Mr Jibin Joseph

Approved by

Dr Thankachan T Pullan,HOD

BE 102 DESIGN AND ENGINEERING S2 ME


7. BE 102 DESIGN AND ENGINEERING



ENGINEERING

DEGREE: BTECH

COURSE:DESIGN and ENGINEERING SEMESTER: IICREDITS: 3

COURSE CODE:BE 102

REGULATION: 2016

COURSE TYPE: CORE

COURSE AREA/DOMAIN: BASIC

ENGINEERING


2(PRACTICAL) HOUR/WEEK


CODE (IF ANY):NIL

LAB COURSE NAME:NIL

SYLLABUS:


I

Design and its Objectives; Design constraints, Design functions,

Design means and Design from; Role of Science, Engineering and

Technology in design; Engineering as a business proposition;

Functional and Strength Designs. Design form, function and strength;

L2

How to initiate creative designs? Initiating the thinking process for

designing a product of daily use. Need identification; Problem

Statement; Market surveycustomer requirements; Design attributes

and objectives; Ideation; Brain storming approaches; arriving at

solutions; Closing on to the Design needs.

L3

An Exercise in the process of design initiation. A simple problem is to be taken up to examine different solutions- Ceiling fan? Group Presentation and discussion.

P4

II

Design process- Different stages in design and their significance;

Defining the design space; Analogies and thinking outside of the

box”; Quality function deployment-meeting what the customer

wants; Evaluation and choosing of a design.

L2



Design Communication; Realization of the concept into a

configuration, drawing and model. Concept of “Complex is Simple”.

Design for function and strength. Design detailing- Material selection,

Design visualisation- Solid modelling; Detailed 2D drawings;

Tolerancing; Use of standard items in design; Research needs in

design; Energy needs of the design, both in its realization and

application.

L3

An exercise in the detailed design of two products.

(Stapler/ door/clock)

P4

III

Prototyping- rapid prototyping; testing and evaluation of design;

Design modifications; Freezing the design; Cost analysis

L2

Engineering the design – From prototype to product. Planning;

Scheduling; Supply chains; inventory; handling,

manufacturing/construction operations; storage; packaging; shipping;

marketing; feed-back on design.

L3

List out the standards organizations. Prepare a list of standard items

used in any engineering. Develop any design with over 50% standard

items as parts.

P4

IV

Design for “X”; covering quality, reliability, safety,

manufacturing/construction, assembly, maintenance, logistics,

handling; disassembly; recycling; re-engineering etc. List out the

design requirements(x) for designing a rocket etc.

L4

Design mineral water bottles that could be packed compactly for transportation.

P4

V

Product centred and user centred design. Product centred. attributes

and user centred attributes. Bringing the two closer. Example: Smart

phone. Aesthetics and ergonomics.

L2

Value engineering, Concurrent engineering, Reverse engineering in design; Culture based design; Architectural designs; Motifs and cultural background; Tradition and design; Study the evolution of Wet grinders; Printed motifs; Role of colours in design.

L4

Make sharp corners and change them to smooth curves- check the acceptance. Examine the possibility of value addition for an xisting product

P6

VI L3



Modular design; Design optimization; Intelligent and autonomous products; User interfaces; communication between products; autonomous products; internet of things; human psychology and the advanced products. Design as a marketing tool; Intellectual Property rights – Trade secret; patent; copy-right; trademarks; product liability. Group presentation of any such products covering all aspects that could make or mar it.

P6



T1 Balmer, R. T., Keat, W. D., Wise, G., and Kosky, P., Exploring Engineering, ThirdEdition: An Introduction to Engineering and Design - [Part 3 - Chapters 17 to 27], ISBN-13: 978-0124158917 ISBN-10: 0124158919

T2 Dym, C. L., Little, P. and Orwin, E. J., Engineering Design - A Project based introduction - Wiley, ISBN-978-1-118-32458-5

T3 Eastman, C. M. (Ed.), Design for X Concurrent engineering imperatives, 1996, XI, 489 p. ISBN 978-94-011-3985-4 Springer

T4 Haik, Y. And Shahin, M. T., Engineering Design Process, Cengage Learning, ISBN-13: 978-0-495-66816-9

T5 Pahl, G., Beitz, W., Feldhusen, J. and Grote, K. H., Engineering Design: A Systematic

T6 Pahl, G., Beitz, W., Feldhusen, J. and Grote, K. H., Engineering Design: A Systematic

Approach, 3rd ed. 2007, XXI, 617p., ISBN 978-1-84628-319-2

T7 Voland, G., Engineering by Design, ISBN 978-93-325-3505-3, Pearson India

T8 Dieter & Schmidt - Engineering Design 5th Edition, Mcgraw Hill.

R1 E-Book: http://opim.wharton.upenn.edu/~ulrich/designbook.html



- SCIENCE BASIC KNOWLEDGE SCHOOL LEVEL

COURSE OBJECTIVES:

1 To excite the student on creative design and its significance.

2 To make the student aware of the processes involved in design

3 To make the student understand the interesting interaction of various segments of humanities,

sciences and engineering in the evolution of a design

4 To get an exposure as to how to engineer a design



COURSE OUTCOMES:

Sl. NO DESCRIPTION

Blooms’

Taxomomy

Level

CBE102

.1

Able to appreciate the different elements involved in good designs and

to apply them in practice when called for.

Application

Level 3

CBE102

.2

Students will be able to discover the product oriented and user

oriented aspects that make the design a success.

Understandi

ng

Level 2 CBE102

.3

Students will be capable of formulating innovative designs

incorporating different segments of knowledge gained in the course.

Synthesis

Level 6

CBE102

.4

Students will have a broader perspective of analyzing designs

covering function, cost, environmental sensitivity, safety factors along

with engineering analysis.

Analyse

Level 4

CBE102

.5

Students will be able to think of different design solutions and

evaluate them to choose optimum solution.

Evaluate

Level 5

CBE102

.6

Encourage students to observe and analyse the different designs

around them and think creatively.

Knowledge

Analyse

Level 1&4


PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

CBE102.1 3 - 1 - - - - - - - - - - 1 -

CBE102.2 - - - - - 2 - - - - - - - - -

CBE102.3 1 3 - - - - - - - - - - - 3 -

CBE102.4 - 1 - - - 3 3 - - - - - - 2 -

CBE102.5 - - 1 - - - - - 2 3 - - - - -

CBE102.6 1 - - - - - - - - - 2 - - -


JUSTIFATIONS FOR CO-PO MAPPING


CBE102.1-

PO1

H Students could use the knowledge to develop solutions for

problems

CBE102.1-

PO3

L Solution for complex engineering problems



CBE102.2-

PO6

M Their understanding of user centered design will be in the

interest of society

CBE102.3-

PO1

L Students could use the knowledge formulate new designs

CBE102.3-

PO2

H Students will formulate design solutions for given problem

CBE102.4-

PO2

L Students will be able to analyse design

CBE102.4-

PO6

H Students will analyse design based on society, safety

CBE102.4-

PO7

H Students will analyse design based on environmental

sensitivity

CBE102.5-

PO3

L Students will be able to come up with different design

solutions

CBE102.5-

PO9

M Evaluation occurs in design team and student will be able

give his own ideas as well as evaluate the other ideas of

team members

CBE102.5-

PO10

H While in design team they can communicate with team

members for developing the best solution.

CBE102.6-

PO1

L Gain knowledge and ideas for engineering problem from

observing

CBE102.6-

PO12

H Study the designs around them on their own and keep up the

process to full extent

JUSTIFATIONS FOR CO-PSO MAPPING


CBE102.1-

PSO2 L

Students can apply their knowledge in design to solve

problems

CBE102.3-

PSO2 H

Students can utilize knowledge and experience gained

through activities to develop new designs

CBE102.4-

PSO2 M

Students can analyse their design based on engineering

analysis as well as other factors like safety, environment

etc.




SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1

Numerical on reliability calculation,

scheduling

Solving problems

in class + notes

1, 6

2

2 Market survey, house of quality

theory only

Activity to

prepare

questionnaire on

market survey,

HOQ + notes

1, 6 2


1 E-Book: http://opim.wharton.upenn.edu/~ulrich/designbook.html

2 http://www2.warwick.ac.uk/fac/sci/wmg/ftmsc/modules/modulelist/peuss/designforx/design_for_x_notes









ASSESSMENT OF COURSE OUTCOMES (BY FEEDBACK, ONCE) STUDENT FEEDBACK ON FACULTY (ONCE)




7.2COURSE PLAN

Day Module Topic

1 I

Design and its Objectives; Design constraints, Design functions, Design means

and Design from; Role of Science, Engineering and Technology in design

2 I

Engineering as a business proposition; Functional and Strength Designs. Design

form, function and strength

3 I

How to initiate creative designs? Initiating the thinking process for designing a

product of daily use.

4 I

Need identification; Problem Statement; Market surveycustomer requirements;

Designattributes and objectives;

5 I

Ideation; Brain storming approaches; Arriving at solutions; Closing on to the

Design needs.

6 I Activity on design initiation- Ceiling Fan




10 II Design processDifferent stages in design and their significance;

11 II

Defining the design space; Analogies and thinking outside of the box”; Quality

function deploymentmeeting what the customer wants; Evaluation and choosing

of a design.

12 II

Design Communication; Realization of the concept into a configuration,

drawing and model. Concept of “Complex is Simple”. design for function and

strength.

13 II

Design detailing- Material selection, Design visualisation- Solid modelling;

Detailed 2D drawings;

14 II Tolerancing; Use of standard items in design; Research needs in design; Energy



needs of the design, both in its realization and application.

15 II Activity on detail designing of products: Stapler, Door




19 III Prototyping: rapid prototyping; testing and evaluation of design;

20 III Design modifications; Freezing the design; Cost analysis

21 III Engineering the design – From prototype to product. Planning; Scheduling;

22 III Supply chains; inventory; Handling, manufacturing/construction operations;

23 III storage; packaging; shipping; marketing; feedback on design.

24 III

Activity: Prepare list of standard items and develop a design with 50% standard

products

25 III


products

26 III


products

27 III


products

28 IV Design for “X”; covering quality, reliability, safety,

29 IV

Manufacturing / construction, assembly, maintenance, logistics, handling;

disassembly; recycling; reengineering

30 IV handling; disassembly; recycling; reengineering

31 IV List out the design requirements(x) for designing a rocket etc.

32 IV Activity: Design of mineral water bottles for transportation






36 V

Product centred and user centred design. Product centred. attributes and user

centred attributes.

37 V Bringing the two closer Example: Smart phone. Aesthetics and ergonomics

38 V Value engineering, Concurrent engineering, Reverse engineering in design;

39 V

Culture based design; Architectural designs; Motifs and cultural background;

Tradition and design;

40 V Study the evolution of Wet grinders;

41 V Printed motifs; Role of colours in design.

42 V Activity: Value engineering






48 VI

Modular design; Design optimization; Intelligent and autonomous products;

Design as a marketing tool;

49 VI

User interfaces; Communication between products; Autonomous products;

Internet of things; Human psychology and the advanced products.

50 VI

Intellectual Property rights – Trade secret; patent; copy-right; trademarks;

product liability.

51 VI Activity: Modular design and group presentation







7.3 SAMPLE QUESTIONS

1. Think of any two design changes for a selfie stick that can add value to it.

2. Hexagonal cross sectional pencils are more commonly used than circular and square cross

sectional ones, why?

3. Three different designs of chairs are given below.

A: plastic moulded chair; B: wooden chair; C: multifunctional office chair

Give the advantages and limitations of these three designs in the following way:

4. With sketches compare the design changes while designing a

a. short (5cm long) screw driver

b. Long (15cm long ) screw driver

5. Design a mineral water bottle which can be produced economically with the major design

consideration as logistics

6. The figure shows a door self-locking system. Why this is designed so. Suggest an another

economical method to perform the same function.




Door self locking system

7. People in a village find it difficult to walk a distance of two km and carry nearly twenty litters of

waterjust by holding the drums in their hands and on head. Give a Design modification to the

drums so as to make this task easier. Give your design options and make a rough sketch of the

design you have chosen giving reasons for your choice, within 15 lines.

8. Prepare an Objective tree for drinking water facility at College

9. Discuss various aspects of Design such as Objective, design spaces (options), Functions, Means,

Constraints and forms of a Walking stick for blinds.

10. Identify and discuss any systems, elements in the nature from which we could draw inspiration to

solve Design or Engineering problems. (Bio mimicry)

11. What are various Need gap identification methods

12. What are the regulatory constraints of an automobile

13. Explain Science Engineering Technology with example.

14. Assume that you are in charge for conducting University Semester Examination at State wide for

student strength of 50000. Design an effective process which enables the Exam result to be

published in shortest time.

15. Design an Automatic Machine for making Masala dosa. Use neat sketches

16. Discuss the concept of “Complex is Simple” with an example and neat sketch.

17. Assume you are introducing a new Bicycle to the market. Discuss various standardized

components that will be considered for the Design and Engineering of this product.

18. Below shown is the cover page of a Note Book. What are the various communications made by

the manufacturer to the Customers about the product?



19. Below picture shows a spanner set and a Wrench. List out the advantages and disadvantages

of both Artifacts.

20. Perform SWOT analysis of Samsung mobile phones.

21. Most of the Pencils have hexagonal cross section instead of round one. Give reasons for this

design.

22. Evolution of phones is as shown in figure. What could be the possible future design for it by

2025



23. Isometric view of a Cutter holder is shown below. Sketch Front Top and Side views.

24. Compare the Design of a).Disposable pen, b). Refillable pen, c). Reparable pen

25. Differentiate the features of a). ceiling fan, b).table fan and a pedestal fan

26. Construct the frame of a chair with same dimension for seat height, width and back support

with a steel rod of length 4.5 m. Give proper tolerance.

27. A box consists of oranges of different size. Design a system for sorting the oranges into 3

sets based on their size without any block. Justify your design.

28. Construction of a house requires the following works.

A – Foundation work – takes 4 months

B – Wood work – takes 4 months

C – Brick work – takes 6 months

D – Frame fixing/Electrical /Plumbing – takes 2 months

E – Finishing works – takes 3 months

Prepare a plan using a suitable chart

1. Can you identify the design function of the following figure?



2. What all are the design constraints considered during the designing stage of the

product?

3. Can you suggest some value added features to the product?

29. Can you explain the role of science, engineering and technology behind an iron box?

30. Classify the following products in to functional and strength design, justify your answer also?

31. Sketch a new form for spectacles which is more comfortable to customers?

32. Design and sketch a water bottle that can be open with one hand?

33. Sketch a short screw driver (5cm) and long screw driver (15cm). Compare the merit and

demerit of both the designs. (Given length is excluding the handle)?

34. Sketch the QFD of laptop and compare it with any 2 competitive laptops available in market?

35. Arun is travelling through a highway and when he reached a junction, Traffic signal becomes

red and he has to wait. Arun thought a design alternative replacing the traffic signal and there

is no need of waiting. What may be his design? ( assume it’s a 4 way junction. you can’t use

subways and over bridges)

36. Provide a solution for a more user friendly entrance into the school bus?

37. A steel tube of about 4.5 m is available for making the frame for a chair. This tube is allowed

to be bend in any direction at 8 places only. Cutting of the tube and joining the parts is not

permitted. However, any extra length may be cut. Once the frame is ready, the seat which is a

square plate of 45 cm is to be screwed and another rectangular piece of 45 cm length and 15

cm width is to be screwed as back rest. Sketch the proposed design of the chair.

38. “Flipping over is a main defect of ordinary umbrellas”. Design an umbrella which can overcome this defect and thereby increase its value



39. Sketch a four sided dice and explain how to predict value of roll.

40. Three different designs of bikes are given below. (5)

Give the advantages and limitations of these three designs in the following way:

Bikes: A B C

Design Advantages:

Design Limitations:

41. Commonly used axe is different from the three designs given below. Why is this so?

(5)

42. Why the bow of a key protrudes even after completely entering the key into the hole? Also

Why cuts are provided in keys? (5)


Mr.Uday Sankar Dr.Thankachan T Pullan

(Faculty) (HOD)

EE 100 Basics of Electrical Engineering S2 ME


8. EE 100: Basics of Electrical Engineering


PROGRAMME: ME DEGREE: BTECH

COURSE: Basics of Electrical Engineering SEMESTER: 1 CREDITS: 3

COURSE CODE: EE 100

REGULATION:UG

COURSE TYPE:

COURSE AREA/DOMAIN: CONTACT HOURS: 2+1 (Tutorial)

hours/Week.


CODE (IF ANY):Yes

LAB COURSE NAME: Basics of Electrical

Engineering

SYLLABUS:


I

Elementary concepts of electric circuits: Kirchhoff's laws, constant

voltage and current sources-Problems

Formation of network equations by mesh current and node voltage

methods-matrix representation-solution of network equations by

matrix methods-problems star-delta conversion(resistive networks

only-derivation is not needed)-problems

6

II

Magnetic Circuits: MMF, field strength, flux density,

reluctance(definition only)-comparison between electric and magnetic

circuits

Energy stored in magnetic circuits, magnetic circuits with air gap-

Numerical problems on series magnetic circuits

Electromagnetic Induction: Faraday's laws, lenz's laws- statically

induced and dynamically induced emfs-self-inductance and mutual

inductance, coefficient of coupling (derivation not needed)

6

III

Alternating Current fundamentals: Generation of alternating voltages-

waveforms, frequency, period, average and RMS values and form

factor of periodic waveform(pure sinusoidal)- Numerical Problems

AC Circuits: Phasor representation of alternating quantities-

rectangular and polar representation

Analysis of simple AC circuits: concept of impedance, power and

power factor in ac circuits-active, reactive and apparent power-solution

of RL,RC and RLC series circuits-Numerical problems

Three phase systems: Generation of three phase voltages-advantages of

three phase systems, star and delta connection (balanced only), relation

between line and phase voltages, line and phase currents three phase

11



power measurement by two wattmeter method (derivation is not

required) - Numerical problems

IV

Generation of power: Block schematic representation of generating

stations- hydroelectric power plants. Block schematic representation

of Thermal and nuclear power Plants. Renewable energy sources:

solar, wind, tidal and geothermal (Block diagram and working only-

No Problems)

Power transmission: Typical electrical power transmission scheme-

need for high voltage transmission-(Derivation is not needed, No

Problems) Power Distribution: substation equipment’s, primary and

secondary transmission and distribution systems- feeder, service

mains

5

V

Electric Machines: DC Generator and Motor-Construction-working

principle- Back EMF

Types of motor-shunt, series, compound (short and long)- principle of

operation of dc motor, applications-numerical problems ( voltage -

current relations only)

Transformer: Construction of single phase and three phase

Transformers (core type only)-EMF equation and related numerical

problems

Losses and efficiency of transformer for full load –numerical problems

(no equivalent circuit)

9

VI

AC Motors: Three phase induction motor-squirrel cage and slip ring

induction motor

Working principle-synchronous speed, slip and related numerical

problems. (no equivalent circuit)

AC Motors: Construction, principles of operation of single phase

induction motor (no equivalent circuit)

Starting methods in single phase induction motors -split phase and

capacitor start

5



R Bhattacharya, S. K., Basic Electrical & Electronics Engineering, Pearson

R Bird, J., Electrical Circuit Theory and Technology, Routledge, Taylor & Francis Group

R Del Toro,V.,Electrical Engineering Fundamentals, Prentice Hall of India.

R Hayt, W. H., Kemmerly, J. E., and Durbin, S. M., Engineering Circuit Analysis, Tata

McGraw Hill R Hughes, Electrical and Electronic Technology, Pearson Education

R Mehta, V.K. and Mehta,R., Basic Electrical Engineering, S. Chand Publishing

R Parker and Smith, Problems in Electrical Engineering, CBS Publishers and Distributors



R Sudhakar and Syam Mohan, Circuits and Networks Analysis and Synthesis, Tata

McGraw Hill R Suresh Kumar, K. S, Electric Circuits and Networks, Pearson Education



- - - -

COURSE OBJECTIVES:

1 To provide students of all branches of engineering with an overview of all the fields of

electrical engineering

2 To prepare students for learning advanced topics in electrical engineering

COURSE OUTCOMES:

Sl. NO DESCRIPTION Blooms’

Taxomomy Level

1

Students will be able to acquire fundamental knowledge of

Electrical circuits and can solve circuit related problems.

Knowledge [Level

1]

2

Students will be able to recall and state ideas about magnetic

circuits.

Knowledge [Level

1]

3

Students will be able to explain the fundamentals of AC

circuits.

Comprehension

[Level 2]

4

Students will be able to analyze three phase systems. Analysis [Level 4]

5

Students will be able to compare and contrast the various types

of renewable energy sources.

Analysis [Level 4]

6

Students will be able to identify and differentiate between

various AC and DC machines.

Analysis [Level 4]




PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

C100.1 3 - - - 1 - - - - - - - - - 1

C100.2 3 1 - - - - - - - - - - - - 1

C100.3 1 - - - - 1 - - - - - - - - 1

C100.4 2 - - - - - 1 - - - - 2 - - -

C100.5 - 1 - - 2 - - - - - - - -

C100.6 2 - 1 - - - - - - - - - - - -

EE 100 2 1 1 1 1 1 - - - - 1 - - -


JUSTIFICATIONS FOR CO-PO MAPPING

MAPPING

LOW/

MEDIUM/

HIGH

JUSTIFICATION

C100.1-

PO1 H

Students will be apply the knowledge of mathematics and science to

solve various fundamental problems in electric circuits.

C100.1-

PO5 L

Students will be able to use modern tools to find solution for circuit

related problems in their higher semesters.

C100.2-

PO1 H

Students will be able to apply knowledge of magnetic circuits to

solve engineering problems.

C100.2-

PO2 L

Students will be able to analyze complex engineering problems

using the first principles of magnetic circuits.

C100.3-

PO1 L

Students will be apply the knowledge of engineering fundamentals

to solve complex problems in ac circuits.

C100.3-

PO6 L

Students will be apply the reasoning obtained from the context of ac

circuit to access societal and safety issues.

C100.4-

PO1 M

Students will be apply the knowledge of electrical engineering to

analyze three phase systems.

C100.4-

PO7 L

Students will be able to understand the need of three phase circuits

for sustainable development of society.

C100.4-

PO12 M

Students will be able to recognize the need for life long learning in

the broadest context of techonological change in the area of three

phase systems.

C100.5-

PO3 L

Students will be able to design solutions with appropriate

consideration for safety and environmental issues.

C100.5-

PO7 M

Students will be able to undersatnd the impact of professional

engineering solutions in the context of environmental development



by utilizing renewable energy sources.

C100.6-

PO1 M

Students will be able to apply the knowledge of science and

engineering fundamentals for identifying different electrical

machines.

C100.6-

PO3 L

Students will be able to develop solution using AC machines for teh

further development of society.



SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1 Introduction to Dependent Sources Additional Class

with Tutorials

1,2,5 2


1 http://nptel.iitm.ac.in/



LCD/SMART

BOARDS STUD. SEMINARS ADD-ON COURSES


ASSIGNMENTS STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES STUD. VIVA

MINI/MAJOR

PROJECTS

CERTIFICATIONS

ADD-ON

COURSES OTHERS

MAPPING LOW/MEDIUM/H

IGH

JUSTIFICATION

PSO1 3 Basics of Power generation.

PSO1 3 Circuit analysis skill.

PSO1 2 Gives knowledge in Magnetic circuits.

PSO1 2 Gives knowledge in DC Machines.

PSO1 3 Gives knowledge in AC Machines.

PSO2 3 Helps to analyse of electrical systems.




ASSESSMENT OF COURSE OUTCOMES

(BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)


8.2 COURSE PLAN


1 1 Introduction to BEE

2 1 Introduction to Electrical Engineering

3 1 Resistor networks-terms

4 1 Kirchhoff's laws, constant voltage and current sources

5 1 Formation of network equations by mesh current and node voltage

methods

6 1 Mesh and Node Analysis - problems star-delta conversion -

problems

7 1 Tutorials

8 2 Magnetic Circuits: MMF, field strength, flux density, reluctance

9 2 comparison between electric and magnetic circuits

10 2 Energy stored in magnetic circuits, magnetic circuits with air gap

11 2 Electromagnetic Induction: Faraday's laws, Lenz's laws- statically

induced and dynamically induced emfs

12 2 Self-inductance and mutual inductance, coefficient of coupling

13 2 Numerical problems

14 3 Alternating Current fundamentals:

15 3 Generation of alternating voltages waveforms, frequency, period,

average Numerical Problems

16 3 RMS values and form factor of periodic waveform

17 3 AC Circuits: Phasor representation of alternating quantities-

rectangular and polar representation

18 3 Analysis of simple AC circuits: concept of impedance, power and

power factor in ac circuits

19 3 active, reactive and apparent power, solution of RL,RC and RLC

series circuits

20 3 Three phase systems: Generation of three phase voltages

advantages of three phase systems,

21 3 star and delta connection , relation between line and phase voltages,

line and phase currents

22 3 three phase power measurement by two wattmeter method -

Numerical problems

23 3 Tutorials

24 3 Tutorials



25 4 Generation of power: Block schematic representation of generating

stations- hydroelectric power plants

26 4 Block schematic representation of Thermal and nuclear power

plants

27 4 Renewable energy sources: solar, wind, tidal and geothermal -

Block diagram and working

28 4 Power transmission: Typical electrical power transmission scheme-

need for high voltage transmission

29 4 Power Distribution: substation equipments, primary and secondary

transmission and distribution systems- feeder, service mains

30 5 Electric Machines: DC Generator

31 5 Construction working principle

32 5 DC Motor - principle of operation of dc motor - Back EMF, Types

of motor-shunt, series, compound (short and long)

33 5 applications of DC machines, Transformer: Construction of single

phase and three phase Transformers

34 5 EMF equation and related numerical problems, Losses and

efficiency of transformer for full load

35 5 Tutorials

36 6 AC Motors: Three phase induction motor-squirrel cage and slip

ring induction motor

37 6 Working principle-synchronous speed, slip and related numerical

problems

38 6 AC Motors: Construction, principles of operation of single phase

induction motor,2018 capacitor start .

39 6 Tutorials


Module 1

a. Aresistorof5ΩisconnectedinparallelwitharesistorofR1Ω.Thiscombinationis

connectedinserieswithanunknownresistorofR2Ωandthecomplete circuitisthen

connectedto50Vdcsupply.CalculatethevaluesofR1and R2,if thepowerdissipated by the

unknown resistor R1is 150 Wwith 5A passingthrough it.

b. Determinethepowerdissipatedinallthethreeresistorsinthefollowingfigureusing mesh

currentanalysis.

c. Determinethecurrent drawn from the supplyusingstart delta conversion.



d. Distinguish between ideal voltagesourceand practical voltagesource?

e. Differentiate between Constant voltageand constant current

sources. f. State and explainKirchoff’s laws?(4)

g. Calculatethepowerdissipatedin1ohmresistorinthefollowingfigureusingnode

voltagemethod.

h. Usingstardeltaconversion,calculatetheeffectiveresistancebetweenAandBofthe

followingfigure

.

i. ThreeresistorsR1=30ohm,R2=60ohm,andR3=10ohmareconnectedinstar. Obtain the

equivalent delta circuit.

j. ThreeresistorsR1=20ohm,R2=90ohmandR3=10ohmareconnectedinstar.Obtain the

equivalent delta circuit.



k. Calculate the current in each branch of thefollowingcircuitusingmeshanalysis.(2)

l. Solve the following circuit using mesh analysis and find ix

m. With asample circuit, explain the step bystep procedureof nodal analysis.

n. What areconstant voltage and constant current sources? Voltage andcurrent sources

are mutually transferable. Explain. Derive the relationship between line and

phasevoltageinastar connected system.

o. Use nodal analysis to term network equations and solve the nodal voltages using

matrix method. Also calculate the current in different

branches.



Module 2

a. Derive anexpression forenergystored inamagnetic circuit.(2)

b. Asteelringof20cm2cross-sectionhavingameandiameterof50cmiswound

uniformlywith 500 turns. Fluxdensityof1.0 Wb/ m2 is producedby4000ampereturns per

metre.Calculate(i)theinductance(ii)theexciting current and (iii) the inductance when a

gapof1mmlongiscutinthering,thefluxdensity being 1.0Wb/m2.Neglectleakageand fringing.

p. Aconductoroflength0.5mmovesinauniformmagneticfieldofdensity1.1Tata velocity

of30m/s.Calculatetheinducedvoltageintheconductorwhenthedirectionof motion is inclined

at 600to thedirection ofthe field.

q. Compare electric and magneticcircuits?(3)

r. Distinguish between selfinductanceand mutual inductance

s. With suitable example, explain staticallyand dynamicallyinduced

emf t. Define coefficient of couplingin a magneticcircuit.

u. Explain Faraday’s laws of electromagneticinduction andLenz’s laws.(2)

v. Anironringof15cmmeandiameterand10cm2Icross-sectioniswoundwith200

turnsofwire. Forafluxdensityif1Eb/m2andarelative permeabilityof500,calculatethe

excitingcurrent, inductance andenergystored when thereis 2mm airgap.

w. Anironringofmeanlength50cmhasanairgapofImmandawinding of200turns.

Iftherelativepermeabilityofironis300whenacurrentoflAflowsthroughthecoil, find

fluxdensity. Takepermeabilityof airas 4πx10-7 H/m

x. A steel ring of circular cross section of 1 cm in radius and having a mean

circumferenceof94.3cmhasanairgapof1mmlong.Itisuniformly woundwithan exciting coil

consisting of 600 turns and excited with a current of 2.5 A. Neglecting

magneticleakagecalculate (i) m.m.f. (ii)Reluctance (iii) Magnetic flux(iv)Fluxdensity(v)

Relative permeabilityofsteel. Assumethat steel part takes about40%of total ATs.



y. A steel ring of circular cross section of 1 cm in radius and having a mean

circumferenceof94.3 cm has an air gap of 1 mm long. It is uniformlywound with an

exciting coil consisting of 600 turns and excited with a current of 2.5 A.

Neglectingmagneticleakage

Calculate.: i) m.m.f ii) Magnetic flux

iii)Reluctance iv) Fluxdensity v)Relative permeabilityofsteel.

Assume that steel part takes about 40% oftotal ATs.

Module 3

a. What arethe advantagesofthreephasesystems?(3)

b. Derive anexpression forthreephasepowerin a star connected system. c.

Write the expression for threephasepower in adelta connected system.

d. Explain the 2 wattmeter methodofpower measurement usingthecircuitarrangement. e.

Deducethe relationshipbetween lineand phasevoltageinastar connected system.

f. Define andDerivethe form factor of apuresinusoidal wave form.(2)

g. Analternating voltageof(80+j60)Visappliedtoacircuitandthecurrentflowing is (-4 +j10)A.

Find(i)theimpedanceof the circuit,(b)the power consumedand (c) thephase angle.

h. Threeidenticalresistorsof20Ωeachareconnectedinstarto415V,50Hzthreephase supply.

Calculate(i)thetotal powerconsumed, (ii)total powerconsumed if theyare

connectedindelta(iii)totalpowerconsumed,ifone of theresistorsisopenedinbothstar connection

and delta connections.

i. A10Ωresistor&400μFcapacitorareconnectedinseriestoa240Vsinusoidalac supply.

Thecircuitcurrentis5A.Calculatethesupplyfrequency&phaseanglebetweencurrent

&voltage.

j. Eachphaseofadeltaconnectedloadhasaresistanceof25Ωandaninductanceof

0.15 H. Theloadis connectedacross a400 V,50Hz,threephasesupply.Determinethe line current,

power factorandpower consumed

k. A balanced threephasestar connectedload is connectedacrossa400V threephase ac supply.

Power consumed by the load is measured using two wattmeter method. The readingsofthe

twowattmetersare-500 Wand1500 W. Findthecurrentdrawnfromthe supplyand the powerfactor

ofthe load.

l. Aresistanceof10ohmandaninductivereactanceof10ohmareconnectedinseries. Calculate

thevalue of impedance and draw theimpedancetriangle

m. AseriesRCcircuittakesa powerof7000Wwhenconnectedto200V,50Hzsupply.

Thevoltageacrosstheresistoris130V. Calculatea.)Resistanceb.)Powerfactorc.) Current

d.) Capacitance e.)Impedanceof thecircuit.

n. Explainthemethodforthreephasepowermeasurementinastarconnectedsystem usingtwo

wattmeter method with necessarydiagrams.

o. Abalancedstarconnectedloadof(8+j6)ohmperphaseisconnectedtoathreephase



230 V supply. Find theline current, powerfactorand powerconsumed bythe load.

p. A10ohmresistorand300mHinductorareconnectedinseriestoa230Vsinusoidal supply.

The circuitcurrent is 4A. Calculate thesupply frequency and phase angle between currentand

voltage.

q. A50Ωresistorinserieswith120µFcapacitorisconnectedto230V50Hzsupply.

Findi)impedance ii)currentiii)powerfactoriv) Voltageacrosstheresistorv) voltage across the

capacitor.

r. Definepeak factor andform factor of an alternatingquantity.

s. Derivethermsand averagevalue ofasinusoidal waveform.(2)

t. Threeinductivecoils, each with aresistanceof 22ohm andan inductanceof.05 Hare

connectedin(i)instarand(ii)indelta,toathreephase415V,50Hzsupply.Calculate for each of

theabovecase (i) phasecurrent and line current and (ii) total power absorbed.

u. Defineandobtaintheexpressionforpowerfactor,activepower,reactivepowerand apparent

power ofaseries RLC circuit.

v. A3phase4wire400Vsystemfeedsthreeloads10-j8Ωeachconnectedinstar.

Calculate the line currents in each phase.

w. Provethatinapurelyinductivecircuitthecurrentlagsbehindtheappliedvoltage by90

degreeand the power consumed is zero.

x. Inthetwowattmetermethodofpowermeasurementinathreephasecircuit,the

readings of the wattmetersare 4800W and - 400W. Find the total power and

. powerfactor oftheload.

y. A Series RC circuit takes a power of 7000W when connected to 200V, 50Hz supply.

Thevoltage across the resistor is 130 V.

Calculate: i) Resistance ii) Current iii) Power factor

iv) Capacitance v)Impedance

vi) Equations forinstantaneous values ofvoltage and current.

Module 4

a. What arethe advantagesof renewable sources?

b. What arethe advantagesofahydroelectric powerplant?

c. What arethe advantagesofhigh voltagetransmission?(3)

d. With the help of aneat diagram, explain the working ofathermal power plant.(4)

e. With the help of adiagram, explain apower transmission scheme.(5)

f. What arethe equipmentsin a substation?Explain the function ofeachequipment.(3)

g. With aneat schematic diagram, explain the workingofanuclear power plant.Listany three

advantagesand anythreedisadvantages ofanuclear power plant(2)

h. Explain about anytwo types of non- conventional energysources available. i.

Explain the workingprincipleof aphotovoltaiccell.

j. Explain the principle and operation of circuitbreaker used in substation.



Module 5

a. What arethe losses in atransformer?Howtheselosses can bereduced?(4)

b. With the help of diagramsand equations, explain how dcmotors are classified.(4)

c. What arethe parts ofadcgenerator?Explain eachpart.

d. A150kVAtransformerhasanironlossof700Wandafullloadcopperlossof

1800W. Calculatethe efficiencyat full load, 0.8 power factor lagging.

e. A150kVAsinglephasetransformerhasanironlossof750Wandafullloadcopper lossof 2000

W. Calculatethe efficiencyat halfload, 0.8 powerfactor lagging.

f. A120Vdcshuntmotordrawsacurrentof200A.Thearmatureresistanceis0.02Ω

and shunt field resistance30 Ω. Find theback emf.

g. A220Vdcseriesmotordrawsacurrentof20A.Thearmatureresistanceis0.1Ωand series

windingresistanceis 1.2Ω. Find thebackemf.

h. A30kVA,singlephasetransformerhas500primaryturnsand30secondaryturns. Theprimary

isconnectedtoa3300V,50Hzsupply.Calculate(i)themaximumfluxinthe core, (ii)

thesecondaryemf, (iii) theprimaryandsecondarycurrents.

i. A25kVA,singlephasetransformerhas600primaryturnsand1200secondaryturns.

Thenetcrosssectionalareaofthecoreis50cm2. Iftheprimarywindingisconnectedtoa

230V,50Hzsupply.Calculate(i)themaximumfluxdensityinthecore,(ii)thesecondary emf, (iii) the

fullload primaryand secondarycurrents.

j. Theiron loss of 230/115V, 5KVAtransformer is200W.The copper lossat full load is

250W.Findefficiencyofthetransformerwhendelivering(i)fullloadpoweratunitypower factor. (ii)

halffullload power at 0.8 pf lagging.

k. A220VDCshuntmotordrawsacurrentof50A.thearmatureresistanceis0.2ohm

and shunt field resistanceis 40 ohm. Calculate back emf.

l. A220VDCshuntmotortakes30Aatfullload.Findthebackemfdevelopedifthe

armatureand shunt fieldresistancesare0.5 Ω and110 Ω respectively.

m. Derivetheemfequation oftransformer?(4)

n. Explain the workingprincipleof aDCmotor.(2)

o. Derive anexpression forback emfof ad.c. motor.

p. Asinglephasetransformeristohaveavoltageratingof3300/240V.Findthenumber

ofturnsintheprimaryandthesecondary ifthefrequency ofoperationis50Hz.The maximum flux in

the core maybetaken as 0.04Wb.

q. Themaximumvalueoffluxdensityinthecoreofa250/3000V,50Hzsinglephase transformeris

1.5Wb/m2. Iftheemf /turn is 8V,determinei) primaryand secondary numberof turns ii) areaof

the core.

r. Drawand explain the constructional details of 3 phasetransformers.

s. A single phase transformer has 400 and 1000 primary and secondary turns respectively.

The net cross sectional area of the core is 60 cm2, If the primary winding be

connected to a 50Hz supply at 500V, Calculate: i)

Peak value offluxdensityin thecore and ii)Thevoltageinducedinthesecondary



winding.

Module 6

a. Definesynchronous speed and slip of athreephaseinduction motor.

b. Explain the constructional details of asingle phaseinduction motor.(2)

c. Drawand explain the constructional features of athreephaseinduction motor.(2)

d. Explain the workingof 3phaseinduction motor?(3)

e. Howdoes a threephaseinduction motorstart?

f. What arethe different types of three phase induction motors? What aretheir

advantagesand disadvantages?(2)

g. The frequencyof theemfin thestator ofa4 pole induction motoris 50 Hz,and that in

therotor is 1.5 Hz. Whatis theslip and at what speed is themotor running?

h. Whyasinglephaseinductionmotorisnotselfstarting?Howitcanbemadeself starting?

i. Whysingle phaseinduction motor is notselfstarting?(3)

j. A4pole50Hzsquirrel-cageinductionmotorrunsataspeedof970rpm. Calculate a.)Slip b.)

Frequencyofinduced current in the rotor

k. Afourpole,threephaseinductionmotorrunsat1440rpmatratedload.Calculatethe

percentageslip. Supplyfrequencyis 50 Hz.

l. Writeshortnotesonthefollowing:-a.)Splitphaseinductionmotorandb.)Capcitor start

induction motor.

m. Comparesquirrel cageinduction motorwith slip ringinduction motor.

n. Explain anytwo starting methodsusedto start asingle phaseinduction motor. o.

Define andwritetheexpression for slip of a3 phaseinduction motor.

p. Explain the workingof a capacitorstart singlephaseinduction motor

q. Drawandexplaintheconstructionaldetailsofa3phasesquirrel cageinduction motor.

r. A6pole3phaseinductionmotoroperatesfromasupplywhosefrequencyis50Hz. Calculate

i)The speedatwhichthe magnetic fieldof the stator isrotating.ii) The speedof the rotor when the

slip is0.03.


Mr.Unnikrishnan L/ Ms. Renu George DrThankachan T Pullan

(HOD)

CE 100 BASICS OF CIVIL ENGINEERING S2 ME


9. CE 100 BASICS OF CIVIL ENGINEERING



ENGINEERING

DEGREE: BTECH

COURSE: Basics of Civil Engineering SEMESTER:1CREDITS: 3

COURSE CODE:CE 100

REGULATION:2016

COURSE TYPE:BASIC

COURSE AREA/DOMAIN: CIVIL

ENGINEERING

CONTACT HOURS: 2+1 hours/Week.


CODE (IF ANY):CE 110

LAB COURSE NAME: BASIC CIVIL

ENGINEERING WORKSHOP

SYLLABUS:


I

General Introduction to Civil Engineering - Various disciplines of Civil

engineering, Relevance of Civil engineering in the overall infrastructural

development of the country. Introduction to types of buildings as per NBC;

Selection of site for

buildings. Components of a residential building and their functions.

Introduction to industrial buildings – office / factory / software

development office / power house /electronic equipment service centre (any

one related to the branch of study). Students have to visit one such building

and submit an assignment about the features of any one of the listed building

related to their branch (Not included for exam).

7

II

Building planning - Introduction to planning of residential buildings- Site

plan, Orientation of a building, Open space requirements, Position of doors

and windows, Size of rooms; Preparation of a scaled sketch of the plan of a

single storeyed residential building in a given site plan. Introduction to the

various building area terms - Computation of plinth area / built up area, Floor

area / carpet area - for a simple single storeyed building; Setting out of a

building.

7

III Surveying - Principles and objectives of surveying; Horizontal measurements

– instruments used – tape, types of tapes; 8



Ranging (direct ranging only) – instruments used for ranging, Levelling -

Definitions, principles, Instruments (brief discussion only) -

Level field book - Reduction of levels - problems on levelling (height of

collimation only). Modern surveying instruments – Electronic distance meter,

digital level, total station, GPS (Brief discussion only).

IV

Building materials - Bricks, cement blocks - Properties and specifications,

Cement – OPC, properties, grades; other types of cement and its uses (in

brief). Cement mortar – constituents, preparation, Concrete – PCC and RCC

– grades, Steel - Use of steel in building construction, types and market form

6

V

Building construction – Foundations; Bearing capacity of soil (definition

only); Functions of foundations, Types - shallow and deep (sketches only).

Brick masonry – header and stretcher bond, English bonds – Elevation and

plan (one brick thick walls only), Roofs – functions, types, roofing materials

(brief discussion only), Floors – functions, types; flooring materials (brief

discussion only), Decorative finishes – Plastering – Purpose, procedure,

Paints and Painting – Purpose, types, preparation of surfaces for painting

(brief discussion only).

9

VI

Basic infrastructure and services - Elevators, escalators, ramps, air

conditioning, sound proofing (Civil engineering aspects only), Towers,

Chimneys, Water tanks (brief discussion only), Concept of intelligent

buildings.

5




T1 SatheeshGopi, Basic Civil Engineering, Pearson Publishers

T2 Rangwala, Essentials of Civil Engineering, Charotar Publishing House

T3 Anurag A. Kandya, Elements of Civil Engineering, Charotar Publishing house

T5 Rangwala S C and Ketki B Dalal, Engineering Materials, Charotar Publishing house

T6 Rangwala S C and Ketki B Dalal, Building Construction, Charotar Publishing house

T7 McKay, W. B. and McKay, J. K., Building Construction Volumes 1 to 4, Pearson India Education

Services





MATHEMATICS FUNDAMENTAL KNOWLEDGE OF

TRIGONOMETRY

SECONDARY

SCHOOL LEVEL

PHYSICS BASIC KNOWLEDGE ABOUT

FRICTION, DENSITIES AND UNIT

WEIGHTS.

PLUS-TWO

CHEMISTRY FUNDAMENTAL KNOWLEDGE

ABOUT MATERIAL PROPERTIES

PLUS-TWO

COURSE OBJECTIVES:

1 To inculcate the essentials of Civil Engineering field to the students of all branches of Engineering.

2 To provide the students an illustration of the significance of the Civil Engineering Profession in

satisfying societal needs.

COURSE OUTCOMES:

Sl. NO DESCRIPTION

Blooms’

Taxomomy

Level

1 The students should be able to illustrate the fundamental aspects of Civil

Engineering.

Illustrate

Level 2

2 The students should be able to plan and set out a building.

Understand

Application

Level 2 & 3

3 The students should be able to differentiate the features and components of

Industrial and Residential buildings by conducting field visits.

Analyse

Level 4

4 The students should be able to describe the different surveying methods used

in Civil Engineering.

Understand

Level 2

5 Students should be able to recognise the various building materials and

explain their applications.

Application

Level 3

6 Students should be able to understand the different components of a building

and their purposes.

Understand

Level 2



7 Students should be able to discuss about various services in a building.

Understand

Level 2

8 Students should be able to explain the need of Intelligent buildings in

modern world.

Understand

Level 2


PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

1 M

2 H L

3 M L

4 M L

5 M

6 L

7 L

8 L




CE100.1-PO1 2

Basic knowledge about the fundamental aspects of Civil

Engineering helps the student to solve Engineering problems in

future

CE100.2-PO1 3

Practice on planning and setting out of buildings help the students

to address the future enginering problems

CE100.2-PO2 1

Aspects of building planning gives the student the calliber to

meet the specified needs of the public with appropriate

consideration

CE100.3-PO4 2

Differentiates the features and components of Industrial and

Residential buildings by conducting investigations

CE100.3-PO9 1

Organizing industrial visits requires group effort and the accuracy

of the work depends mainly on the team work



CE100.4-PO1 2

Fundamental knowledge of Surveying helps to encounter any

problems in the field of land surveying in future

CE100.4-PO2 1

Problems on Surveying and Levelling incorporates the

application of simple mathematical equations

CE100.5-PO2 2

Study on building materials helps them to choose sustainable

materials in construction and thus interpreting conclusions.

CE100.6-PO2 1

On learning the purposes of various components of a building,

student perceives the responsibilities relevant to the professional

practice.

CE100.7-PO5 1

Awareness on various building services helps to understand the

role that Engineering profession and apply appropriate

techniques and resources

CE100.7-PO5 1

Apply the Concept of Intelligent buildings builds a consciousness

towards building a sustainable habitat

JUSTIFATIONS FOR CO-PSO MAPPING: NIL


SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1 Manufacture of concrete, Classifications of

concrete.

Assignment PO1 -

2 Classifications of foundations (Description) Assignment PO2

-


1 www.nptel.ac.in












ASSESSMENT OF COURSE OUTCOMES (BY FEEDBACK,

ONCE) STUDENT FEEDBACK ON FACULTY (TWICE)


9.2 COURSE PLAN


1 I General Introduction to Civil Engineering

2 I Various disciplines of Civil engineering

3 I Relevance of Civil engineering in the overall infrastructural development of the

country

4 I Introduction to types of buildings as per NBC

5 I Introduction to types of buildings as per NBC

6 I Selection of site for buildings

7 I Components of a residential building and their functions

8 I Preparation of a scaled cross sectional sketch of a residential building and marking

the components

9 II Building planning - Introduction to planning of residential buildings- Site plan

10 II Orientation of a building, Open space requirements, Position of doors and

windows, Size of rooms

11 II Preparation of a sample site plan

12 II Preparation of a scaled sketch of the plan of a single storeyed residential building

in a given site plan

13 II Introduction to the various building area terms - Computation of plinth area / built

up area, Floor area / carpet area - for a simple single storeyed building; Setting out

of a building



14 II Preparation of a line sketch of a single storeyed residential building for given

requirements

15 III Surveying - Principles and objectives of surveying

16 III Horizontal measurements – instruments used – tape, types of tapes; Ranging

(direct ranging only) – instruments used for ranging

17 III Test- surveying

18 III Levelling - Definitions, principles, Instruments

19 III Level field book - Reduction of levels -

20 III problems on levelling

21 III Modern surveying instruments – Electronic distance meter, digital level, total

station, GPS

22 IV Building materials - Bricks, cement blocks - Properties and specifications

23 IV problems on levelling

24 IV Cement – OPC, properties, grades; other types of cement and its uses

25 IV Cement mortar – constituents, preparation,.Concrete – PCC and RCC – grades.

26 IV Quiz- cement, mortar, concrete

27 IV Steel - Use of steel in building construction

28 IV types and market forms of steel

29 IV Test- Module 4

30 V Building construction – Foundations; Bearing capacity of soil

31 V Functions of foundations, Types - shallow and deep

32 V sketches of types of foundations

33 V Brick masonry – header and stretcher bond, English bonds – Elevation and plan;

Roofs – functions, types, roofing materials



34 V Floors – functions, types; flooring materials ;Decorative finishes – Plastering –

Purpose, procedure; Paints and Painting – Purpose, types, preparation of surfaces

for painting

35 V Powerpoint- types of brick masonry, floors, roofs, painting

36 VI Basic infrastructure and services - Elevators, escalators, ramps

37 VI air conditioning, sound proofing

38 VI Tutorial 12- Basic infra structure and services

39 VI Towers, Chimneys, water tanks

40 VI Concept of intelligent buildings.

41 VI Presentation by students - intelligent buildings

42 VI Presentation by students - intelligent buildings


Module I

1. Explain the functional requirements of industrial buildings.

2. Explain the role of civil engineer to the society.

3. Explain the general requirements of site and building for planning a residential building.

4. What are the factors to be considered in the selection of site for a residential building?

5. Explain in detail about the classification of buildings as per NBC.

6. With neat sketch explain the essential components of a residential building.

7. List out the various building components of your house. (2 marks, ICE, Jan, 2016 Regular)

8. Give the functions of any three building components. (3 marks, ICE, Jan, 2016 Regular)

9. Classify the types of buildings as per National Building Code of India. (3 marks, ICE, Jan, 2016

Regular)

10. Explain the relevance of Civil Engineering in the overall infrastructural development of

the country. (3 marks, BCE, Jan, 2016Regular)

11. List out the types of building as per occupancy. Explain any two, each in about five

sentences. (6 marks, BCE, Jan, 2016Regular)

12. Discuss the components of a building with a neat figure. (6 marks, BCE, Jan, 2016Regular)

13. Explain very briefly about the classification of buildings based on occupancy. (3 marks, BCE, May,

2016Regular)



14. Write a short note on various components of a residential building and their functions. (6 marks, BCE,

May, 2016Regular)

15. Write a note on the importance of civil engineering on infrastructural development of

India. (6 marks, BCE, May, 2016Regular)

16. What is civil engineering? Explain the role of Civil engineer in society.

17. What measures should be taken during the site selection for building?

18. What are the various disciplines of civil engineering?

19. Explain the different fields of civil engineering.

20. What is the scope of civil engineering in the different field?

21. Discuss some recent remarkable infrastructure developments in India.

22. What basis should keep in mind while planning of any building?

23. Give the brief introduction of industrial building.

24. Give an example of any one of the industrial building and explain it.

25. What should be kept in mind while planning or designing of the following buildings:

a) Office Building

b) Factory

26. What are the different types of buildings according to NBC(National Building Code)?

27. Explain the kinds of buildings as per NBC and also write the comparison of load bearing

and framed structure.

28. What are the different components of the residential building and explain their function.

Module II

1. Explain in detail the following: (i) Working Drawing (ii) Site Plan

2. Write short note on characteristics of a site plan.

3. Write short note on Orientation of building.

4. Describe the design process of a residential building considering the principles of

functional planning.

5. Explain coverage and FAR.

6. Explain plinth area and plot area.

7. Differentiate carpet area and floor area.

8. Explain about steps in the setting out of a building.

9. Discuss the difference between plinth area and carpet area. (BCE, January, 2016)

10. List the steps in the setting out of foundation in centre line method. (BCE, January, 2016)

11. What are the open space requirements you should provide in constructing a building? (BCE, January,

2016)

12. What are the points to be considered while selecting the position of doors and windows

inside a building? (BCE, January, 2016)

13. Explain the factors affecting the orientation of the building.

14. Write short note on the size of Rooms.

15. Explain the planning of building and also explain the principles of planning.

16. Explain the procedure for the selection of the site for a building.

17. Explain residential building and its site plan.



18. What is site plan?

19. What is Orientation of a Building?

20. What are the recommendations for open space requirement in building?

21. What is the setting out of building?

Module III

1. Define surveying. What are the objectives of surveying?

2. What are the instruments used in chain surveying?

3. What are the advantages of chain surveying?

4. Define leveling. Give the objectives of leveling.

5. Explain (i)Mean sea level (ii) Change point (iii)Datum line (iv) Elevation

6. Explain different sights in leveling.

7. Distinguish between simple leveling and differential leveling.

8. Explain height of instrument method to find out reduced levels.

9. Explain different steps involved in field work of chain surveying.

10. Explain temporary adjustments made in leveling.

11. Explain total station survey.

12. Differentiate between GIS and GPS.

13. What is bench mark?

14. What is ranging of a survey line? Explain the methods of ranging.

15. Explain the working of EDM.

16. What is reciprocal ranging?Explain with neat sketch.

17. Explain the fundamental principles of surveying.

18. An intermediate point C is to be established between two visible points A and B using

chain surveying. What are the steps involved in it?

19. The following consecutive readings are taken on a level with station A as bench mark.

(RL of bench mark is 200.00 m)

20. Explain setting out of building (ICE,January 2016)

21. The following consecutive readings are taken on a level with station A as bench

mark.(RL of bench mark is 100.00 m

22. 1.20,2.65,3.50,2.40,.95,0.90,.80,3.70,2.50,0.85,1.70

23. The instrument is shifted after the reading 3 rd ,6th and 9 th readings. Enter these

readings in

24. level book and calculate the reduced level of all points.

25. Enumerate the principles considered for the survey of land (BCE January2016)

26. Write short note on total station (BCE January2016)

27. The following staff readings were observed successively with a level, instrument having

28. been moved after third, sixth and eighth reading:

29. 2.228,1.606,0.988,2.090,2.864,1.262,0.602,1.982,1.044,2.684 meters. Enter the above

30. readings in a page of a level book and calculate R.L of points if the first reading was

31. taken with A staff held on a bench mark of 432.384 m (BCE, January,2016)

32. Write short notes on electronic distance meter and digital level (BCE,January,2016)



Module IV

1. What is meant by Grade of cement? Give different grades of cement available in the

market.

2. What are the chemical properties of cement?

3. Differentiate initial and final setting time of cement.

4. What are the properties of mild steel?

5. What is meant by tor steel? Liat out its advantages.

6. Explain the importance of steel in concrete.

7. Give the qualities of ideal brick.

8. List out the uses of brick.

9. Explain the manufacture of OPC.

10. Explain different types of cement

11. With neat sketches explain the different types of structural steel sections available in the

12. market.

13. What are the different types of brick? Explain.

14. Differentiate cement mortar and cement concrete.

15. Differentiate between plain cement concrete and reinforced cement concrete.

16. What are the functions of water in concrete?

17. What are the objects of curing on concrete?

18. Describe the cement mortar preparation

19. Give the advantages and disadvantages of concrete

20. Explain the types of concrete.

21. What are the properties of concrete? Explain.

22. List out the grades of Ordinary Portland Cement (ICE,January,2016)

23. Sketch and explain any three structural steel sections (ICE,January,2016)

24. Which is the strongest bond in brick work? (ICE,January,2016)

25. What are the different flooring materials and factors affecting its

selection?(ICE,January,2016)

26. Write any one relevant factor for selecting suitable flooring material.

27. List out the various types of tiles used in civil engineering (ICE,January,2016)

28. What are the uses of mild steel ?(ICE,January,2016)

29. What are the different types of roofing material? (ICE,January,2016)

30. Explain different types of steel with their properties (BCE,January,2016)

31. What are the constituents of cement and explain the functions of each?

(BCE,January,2016)

32. What are the different kinds of cement available and what is their

use?(BCE,January,2016)

Module V

1. What are the objectives of foundations?

2. Define bearing capacity of soil.



3. Differentiate between ultimate bearing capacity and safe bearing capacity of soil

4. Give the difference between deep and shallow foundations.

5. Draw neat sketch of the following: a) Isolated Stepped Footing b) Cantilever Footing c)

continuous Footing (BCE January 2016)

6. Define Stretcher and Header

7. Draw the elevation and plan of one brick thick wall with English Bond. (BCE January,

2016)

8. Draw the elevation and plan of one brick thick wall with Flemish Bond. (BCE January,

2016)

9. Compare and contrast English Bond and Flemish Bond with sketches.

10. What are the essential features of English Bond. (ICE January, 2016)

11. What are the essential features of Flemish Bond.

12. List the functions/requirements of roofs.

13. Explain different types of roofs. (Please note roofs and roofing materials are different)

14. What are the various roofing materials available? (BCE January, 2016)

15. List out seven advantages and disadvantages of flat roof. (ICE January, 2016)

16. List the functions/requirements of floors.

17. Explain different types of floors.

18. List the various types of flooring materials. (BCE, January 2016)

19. List the requirements of good plaster. What are the types of plaster?

20. Explain the step by step procedure for finishing of a wall using plastering (BCE, January

2016)

21. What are the different types of paints? List the uses/purposes of ideal paints.

22. Explain the surface preparations to be done before painting.

23. Explain the surface preparations to be done before painting on new wood work.

24. Explain the surface preparations to be done before painting on old wood work.

25. Explain the surface preparations to be done before painting on new iron and steel work.

26. Explain the surface preparations to be done before painting on old iron and steel work.

27. Explain the surface preparations to be done before painting on plastered surface.

Module VI

1. Write short note on lifts/elevators.

2. Explain the various design considerations for provision of lifts/elevators in a building.

3. Write short note on escalators.

4. Difference between elevators and escalators. (BCE, January 2016)

5. Write short note on ramps.

6. Explain the concept of air conditioning.

7. What are the purposes of air conditioning in a building? (BCE, January 2016)

8. Explain the different types of air conditioning systems. (BCE, January 2016)

9. What are the major sound proofing materials? Explain briefly. (BCE, January 2016)

10. Write short note on towers. (BCE, January 2016)

11. Write short note on chimneys.

12. Write a short note on water tanks.



13. Write a short on intelligent buildings.

14. What is meant by intelligent buildings? What are the various conditions to be satisfied by

intelligent buildings? (BCE, January 2016)

15. Write a short note on Green Buildings.


Tressa Kurian Dr.Thankachan T Pullan

(Faculty) (HOD)

CY 110 ENGINEERING CHEMISTRY LAB S2 ME


10. CY 110 ENGINEERING CHEMISTRY LAB

10.1COURSE INFORMATION SHEET


ENGINEERING

DEGREE: BTECH

COURSE: ENGINEERING CHEMISTRY

LAB

SEMESTER: 1&2CREDITS: 1

COURSE CODE: CY 110

REGULATION: 2016

COURSE TYPE: CORE

COURSE AREA/DOMAIN:

ENGINEERING CHEMISTRY

CONTACT HOURS: 3 HOUR/WEEK

SYLLABUS:

Sl No. EXPERIMENTS

1 Estimation of Total Hardness – EDTA method.

2 Estimation of Iron in Iron ore.

3 Estimation of Copper in Brass.

4 Estimation of dissolved oxygen by Winklers method.

5 Estimation of chloride in water.

6 Preparation of Urea formaldehyde and Phenol-formaldehyde resin.

7 Determination of Flash point and Fire point of oil by Pensky Martin

Apparatus.

8 Determination of wavelength of absorption maximum and colorimetric



estimation of Fe3+ in solution.

9 Determination of molar absorptivity of a compound other than Fe3+.

10 Analysis of IR spectra of any three organic compounds.

11 Analysis of 1H NMR spectra of any three organic compounds.

12 Calibration of pH meter and determination of pH of a solution.

13 Verification of Nernst equation for electrochemical cell.

14 Potentiometric titrations: acid – base and redox titrations

15 Conductivity measurements of salt solutions.

16 Flame photometric estimation of Na+ to find out the salinity in sand.



R Practical Engineering Chemistry Lab Manual, Owl book publishers

T Fernandez, A., Engineering Chemistry, Owl Book Publishers, ISBN 9788192863382

R G.H.Jeffery, J.Bassett, J.Mendham and R.C.Denney, “Vogel’s Text Book of

Quantitative Chemical Analysis”

R O.P.Vermani&Narula, “Theory and Practice in Applied Chemistry”, New Age

International Publisers.

PRE-REQUISITES:

COURSE NAME DESCRIPTION



Higher secondary level chemistry To develop basic ideas on electrochemistry,

polymer chemistry, fuels, water technology etc

COURSE OBJECTIVES:

1 To impart a scientific approach and to familiarize the applications of chemistry in the field

of technology

2 To familiarize the students with different application oriented topics like new generation

engineering materials, storage devices, different instrumental methods etc.

3 To develop abilities and skills that are relevant to the study and practice of chemistry.

COURSE OUTCOMES:

SLNO DESCRIPTION

1 An ability to gain knowledge about different types of qualitative and quantitative

estimation

2 An ability to understand, explain and use instrumental techniques for chemical

analysis

3 To apply and demonstrate the theoretical concepts of engineering chemistry and

to develop scientific attitude

4 An ability to analyze the quality of water by determining its chemical parameters

5 An ability to measure chemical parameters to solve problems in chemical sciences

both individually and in teams by analyzing and interpreting data from a range of

sources

6 To acquire the skill for the preparation of engineering materials like polymers



PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

CY110.1 1 2 2

CY110.2 1 2 3 1

CY110.3 2 1 3 3

CY110.4 2 3

CY110.5 2 2 2 3

CY110.6 1


MAPPING LOW/

MEDIUM/

HIGH

JUSTIFICATION

CO1-PO1 L Qualitative & quantitative estimation method helps to find solution to

engineering problems

(EXP: 3- 10)

CO1-PO2 M Data obtained from Qualitative & quantitative estimation method helps

to arrive at substantiated conclusions to engineering problems (EXP- 3-

10)

CO1-PO4 M Qualitative & quantitative estimation method can be used to conduct

experiments to provide valid conclusions (EXP- 3-10)

CO2-PO1 L Knowledge on instrumental techniques can be used to solve complex

engineering problems (EXP- 3- 8)

CO2-PO2 M Problem analysis can be done using instruments to arrive at suitable

conclusions (EXP- 3- 8)

CO1-PO5 H Modern instrumental techniques like colorimeter, conductivity meter

can be used for chemical analysis (EXP- 3- 8)

CO3-PO1 M Theoretical knowledge can be applied to solve engineering problems

(EXP- 1- 12)

CO3-PO2 L Problem analysis can be done by the demonstration of theoretical

concepts (EXP- 1- 12)

CO3-PO3 H Theoretical concepts can be used in the development of solutions to

develop scientific attitude



Abilty to design experiments (like estimation of quality of water)which

can meet public health, safety and environmental considerations (EXP-

1- 12)

CO3-PO4 H Research based knowledge can be attain and develop by demonstrating

theoretical concepts (EXP- 1- 12)

CO4-PO3 M Quality of water like hardness, amount of chlorine can be estimated

with the consideration of public health, safety and environmental

considerations (EXP- 7,9,10)

CO4-PO6 H Quality of water like hardness, amount of chlorine can be estimated

with the consideration of public health, safety and environmental

considerations (EXP- 7,9,10)

CO5-PO1 M Be able to solve problems by measuring chemical parameters by

applying knowledge of engineering sciences (EXP- 3- 10)

CO5-PO2 M Be able to solve problems by measuring chemical parameters by

applying knowledge of engineering sciences (EXP- 3- 10)

CO5-PO4 M Analysis and interpretation of data to solve problems can be attained

from a practical knowledge (EXP- 1-12)

CO5-PO9 H Ability to function effectively as an individual and in team is attained

by practical Knowledge (EXP- 1-12)

CO6-PO3 L Be able to design and develop engineering materials

(EXP- 1- 10)


SLNO DESCRIPTION PROPOSED

ACTIONS

1 Chromatography Assignment,Reading, Projects

2 Conducting polymers Assignment,Reading, Projects

3 Chemical analysis of water Assignment,Reading, Projects

4 Conductometry Assignment,Reading, Projects

5 Spectroscopy Assignment,Reading, Projects



TOPICS BEYOND SYLLABUS

1 CHROMATOGRAPHY

Paper Chromatography

Thin Layer Chromatography

Column Chromatography

2 CONDUCTING POLYMERS

Synthesis of polyaniline, polypyrrole

3 CONDUCTOMETRY

Titration of mixture of acids Vs strong base

Solubility of sparingly soluble salts

Determination of cell constant

4 CHEMICAL ANALYSIS OF WATER

Determination of Alkalinity of Water sample

Determination of BOD and COD

5 SPECTROSCOPY

Determination of wavelength of absorption maxima of some

compounds using uv-visible spectrometer

LIST OF EXPERIMENTS PLANNED

1. Preparation of urea formaldehyde

2. Preparation of phenol formaldehyde

3. Conductivity measurements of salt solutions

4. Potentiometric acid- base titrations

5. Potentiometric redox titrations

6. Verification of Nernst equation



7. pH meter

8. Colorimetry

9. Estimation of hardness of water

10. Estimation of chloride in water

11. IR spectrum analysis

12. NMR spectrum analysis

WEB SOURCE REFERENCES

1 http www.chem .com acad we text elchem

2 https://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/polymers.htm

3 http://www.rsc.org/learn-chemistry/collections/spectroscopy/introduction

DELIVERY/INSTRUCTIONAL METHODOLOGIES

CHALK & TALK STUD.

ASSIGNMENT

WEB

RESOURCES

LCD/SMART

BOARDS

STUD.

SEMINARS

ADD-ON

COURSES


ASSIGNMENTS STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES


PROJECTS

CERTIFICATIONS

ADD-ON

COURSES

OTHERS




ASSESSMENT OF COURSE

OUTCOMES (BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)



OTHERS

10.2 COURSE PLAN

DAY CYCLE Experiment Planned

1 1 Preparation of UF resin

2 1 Estimation of total hardness of water by EDTA method

3 1 Colorimetric estimation of ferric iron

4 1 Potentiometric acid-base titration

5 2 Estimation of chloride ion

6 2 Potentiometric redox titration

7 2 Conductivity measurements

8 3 Preparation of PF resin

9 3 pH calculations

10 3 Nernst equation verification

11 4 IR Spectra

12 4 NMR Spectra



10.3 VIVA QUESTIONS

ESTIMATION OF HARDNESS OF WATER

1. What is hardness?

Soap consuming capacity of water

2. Cause for temporary and permanent hardness?

Temperory- Bicarbonates, carbonates of Ca and Mg

Permanent- Chlorides and sulphates of Ca and Mg

3. Methods to remove hardness of water?

Temporary- Boiling

Permanent- Lime soda process, zeolite, ion exchange

4. Use of buffer in EDTA titration?

Maintain pH

5. Units of hardness?

PPm, mg/l, oFr,

oCl

6. What is EDTA? Write the structure of EDTA.

EtyeleneDiammine Tetra Acetic acid

7. On what principle the colour changes from wine red to steel blue?

Hard water + EBT Metal ion –indicator complex(wine red colour)

Metal ion-indicator complex + EDTA Metal ion – EDTA complex + Indicator(steel blue)

8. Why CaCO3 is used as a standard for calculating hardness?

Its molecular weight is 100 which is easier for calculation. It is most insoluable salt.

PREPARATION OF UREA –FORMALDEHYDE AND PHENOL-FORMALDEHYDE



RESIN

1. Another name of phenol formaldehyde?

Bakelite

2. Give 3 examples of thermosetting polymers?

Melamine formaldehyde, PF, UF

3. Uses of PF, UF?

Button, Bottle caps, surgical items, household items

4. What is a polymer?

Large molecule formed of monomers

5. Wha is functionality

Number of reactive sites of a monomer

6. What is condensation polymerization

Condensation polymers are any kind ofpolymers formed through a condensationreaction—

where molecules join together—losing small molecules as by-products such as water or

methanol, as opposed to additionpolymers which involve the reaction of unsaturated monomers.

7. Chemical structure of UF and PF resin





8. Colour of UF and PF resins?

UF- White, PF- Pink

COLORIMETRIC ESTIMATION OF Fe3+

IN SOLUTION

1. Define absorbance?

A= log (1/T)

2. What is Beer law?

It= Io e-kc

3. Give the chemical formula of the complex formed by the addition of thiocyanate and

mention its colour?

[Fe(SCN)6]3- , blood red colour

4. What is ferric alum?

Ferric ammonium thiocyanate

5. What is Lamberts law?



It= Io e-kc

ANALYSIS OF IR SPECTRA

1. What is the IR frequency region?

650- 4000 cm-1

2. Which is fingerprint region and what is its speciality?

650- 1500cm-1, each molecule

3. What is functional group region?

1500- 4000cm-1

4. What is the principle of IR spectroscopy?

By absorbing IR radiation, molecules get excited from one vibrational level to another

5. Number of modes of vibration of water molecule?-3

ANALYSIS OF 1H NMR SPECTRA

1. What is chemical shift?

T= 10-Ϩ

2. What is shielding and deshielding?

Deshielding: The electrons around the proton create a magnetic field that opposes the applied

field. This reduces the field experienced at the nucleus and therefore decreases the freqency

required for the absorption

Shielding: The electrons around the proton create a magnetic field that reinforces the applied

field. This increases the field experienced at the nucleus and therefore increases the freqency

required for the absorption

3. Which of the following attaching protons will have the highest electron density? a. H-

O b. H-C c. H-F d. H-Br e. H-P



4. Give the high and low resolution spectrum of ethanol?

CALIBRATION OF PH

METER AND DETERMINATION OF PH

OF A SOLUTION

1. Define pH?

pH= -log[H+]

2. what is ph scale?

0-14

3. How do you caliberate a pH meter?

Using pH of 4, 7, 9.2

4. What is acidic buffer?



Maintains pH in acidic region Ex. CH3COOH + CH3COONa

5. What is the desirable pH range of drinking water?

7-8.5

VERIFICATION OF NERNST EQUATION FOR ELECTROCHEMICAL CELL

1. What is Nernst equation?

2. What is Daniel cell?

3. Reactions of Daniel cell?

Anode(oxidation) Zn (s) Zn2+

(aq) + 2e

Cathode (reduction) Cu2+

(aq) + 2e Cu (s)

-----------------------------------------------

Zn (s) + Cu2+

(aq) Zn2+

(aq) + Cu (s)

4. What is electrode potential?

Potential difference across an electrode-electrolyte interface

5. What is salt bridge?

A salt bridge, in electrochemistry, is a laboratory device used to connect the oxidation and



reduction half-cells of a galvanic cell (voltaic cell), a type of electrochemical cell. It maintains

electrical neutrality within the internal circuit, preventing the cell rapidly running its reaction to

equilibrium.

POTENTIOMETRIC TITRATIONS: ACID-BASE

1. What is potentiometric titration?

The analyte can be determined by means of a titration, and the change in its concentration

monitored by measurement of the solution potential. This is known as a potentiometric titration.

2. What is quinhydrone?

Quinhydrone is an equimolar compound of quinone and hydroquinone and it is slightly soluble

in water dissociating as,

QH ↔ Q + H2Q

Quinhydrone Quinone Hydroquinone

In acid medium, hydroquinone undergoes reversible oxidation-reduction.

Q + 2H+ + 2e

- ↔ H2Q

The potential of the Quinhydrone electrode is given by

E = E0

+

log

= E0

+ 0.0591 log [H+]

= E0

- 0.0591 PH

3. What are the features of potentiometric titration curve?



4. What is reference electrode ? Give examples.

The potential of unknown electrode can be measured by coupling it with another electrode

called reference electrode whose potential is already known

Example: calomel electrode , standard hydrogen electrode.

5. What is calomel electrode ?

It is a secondary reference electrode containing mercury, mercuruous chloride and a solution of

KC

6. What is the the E0 Value of a Saturated calomel electrode

0.2422

CONDUCTIVITY MEASUREMENTS OF SALT SOLUTIONS

1. Give the relationship between conducatance and conductivity

R=pL/A

2. Define cell constant

L/A

3. What is equivalent conductance



Λeq= K x 000 N

4. What is ohms law

I =

5. What is the effect of temperature on conductivity

Conductivity increases with temperature

6. What is the unit of conductivity

Siemen

ESTIMATION OF CHLORIDE IN WATER

1. What is the name of the method used in this titration

Mohr’s method

2. What is the equivalent weight of chloride ion

35.46

3. What is the indicator used in the titration

Potassium Chromate

4. What is the colour change in the titration

Yellow to reddish brown

5. What is the standard solution used in the standardization of AgNO3

Distilled water

REDOX POTENTIOMETRIC TITRATION

1. What is the standard solution used in the titration



Potassium dichromate

2. What is the name of the indicator electrode

Platinum electrode

3. What is the equivalent weight of Fe2+ ion

55.85

4. How will you calculate the amount of Fe2+

55.85 x N gm/l


Dr. Deepa K Baby Dr.Thankachan T Pullan (HOD)

Ragin Ramdas M

EE110 ELECTRICAL ENGINEERING WORKSHOP S2 ME


11. EE110 ELECTRICAL ENGINEERING WORKSHOP


PROGRAMME: ME DEGREE: BTECH

COURSE: Electrical Engineering Workshop SEMESTER: S1 CREDITS: 1

COURSE CODE: EE110 REGULATION:

UG

COURSE TYPE: LAB

COURSE AREA/DOMAIN: ELECTRICAL

WORKSHOP

CONTACT HOURS: 3 hours/Week.

CORRESPONDING LAB COURSE CODE

(IF ANY):NIL

LAB COURSE NAME:NIL

SYLLABUS:

UNIT DETAILS HOURS

I Identify different types of cables/wires and switches and their uses 2

II Identify different types of fuses & fuse carriers, MCB and ELCB, MCCB

with ratings and usage.

2

III Wiring of simple light circuit for controlling light/fan point (PVC conduit

wiring).

2

IV Wiring of light/fan circuit using Two way switches (Staircase wiring) 2

V Wiring of fluorescent lamps and light sockets (6 A) 2

VI Wiring of Power circuit for controlling power device (16A socket) 2

VII Godown wiring / Tunnel wiring 2

VIII Wiring of power distribution arrangement using single phase MCB

distribution board with ELCB, Main switch and Energy meter.

2

IX Measurement of voltage, current, resistance, inductance, and capacitance in a

given RLC circuit using LCR meter and Multimeter.

2

X Measurement of voltage, current and power in single phase circuit using

voltmeter, ammeter

and wattmeter. Calculate the power factor of the circuit.

2

XI Wiring of backup power supply including inverter, battery and load. 2

XII Demonstration of electric iron, mixer grinder, single phase pump, exhaust

fan.

2

TOTAL HOURS 24



R UppalS.L(2003) Electrical Wiring , Estimating and Costing, Khanna Publishers, Delhi.

T Dhogal P S Basic Electrical Engineering I Tata Mc Grow Hill 2011

R Singh R P. Electrical Workshop Safety,Commissioning,Maintenance and testing of

electrical equipments I K International (P) Ltd 2013

R Anwani M.L ,Basic Wireman (Wiring, Estimating and Costing), DhanpatRai Publications



(P) Ltd

T Edward Hughes(Sept.2010), Electrical & Electronics Technology,(10th ed.), Pearson

Education India Ltd

R Punmia B C(2005), Surveying Vol.1, (16thed), Laxmi Publications, New Delhi

T T P Kanetkar and S V Kulkarni (1985), Surveying and Levelling, Part II,(23RDed), Pune

VidarthiGrihaPrakashan, Pune



- Fundamental Physics (Grade XI

& XII)

The course gives the students a

general understanding of basic

electrical and electronic circuits

-

- Basic Mathematics The course gives the students a

general understanding of basic

mathematical calculations and

problems

-

COURSE OBJECTIVES:

1

The objective of this course is to set a firm and solid foundation in Electrical Engineering

with strong analytical skills and conceptual understanding of basic laws and analysis

methods in electrical and magnetic circuits.

COURSE OUTCOMES:

SNO DESCRIPTION Bloom’s

Taxonomy

Level

1 Students will be able to recognize supply arrangements and their

limitations, standard voltages and their tolerances, safety aspects

of electrical systems and importance of protective measures in

wiring systems.

Knowledge

[Level 1]

2 Students will identify the types of wires, cables and other

accessories used in wiring. Creating awareness of energy

conservation in electrical systems.

Analysis

[Level 4]

3 Students should be able to wire up and predict estimate of simple

lighting circuits for domestic buildings and distinguish between

light and power circuits.

Application

[Level 3]

4 Students will be able to measure electrical circuit parameters and

current, voltage and power in a circuit.

Knowledge

[Level 1]

5 Students will be able to explain backup power supply used in

domestic installation.

Comprehension

[Level 2]




P

O

1

PO

2

P

O

3

P

O

4

P

O

5

P

O

6

P

O

7

P

O

8

P

O

9

P

O

10

P

O

11

P

O

12

PS

O

1

PS

O

2

PS

O

3

C110.1 1 1 3 2 1

C110.2 1 3 3 2

C110.3 2 2 2 3 3

C110.4 2 2 1 1 2

C110.5 1

EE110 1 1 2 1 0 1 1 1 1 0 1 1 0 1 0


MAPPING LOW/MEDIUM

/

HIGH

JUSTIFICATION

C110.1-PO1 L Student will be able to apply knowledge of engineering fundamentals to

understand supply arrangements and their limitations

C110.1-PO2 L Student will be able to identify, formulate & analyse complex

engineering problems based on knowledge of standard voltages and

their tolerances.

C110.1-PO3 H Student will be able to develop wiring arrangements that meets the

specific needs with due consideration of the electrical safety aspects .

C110.1-PO12 M Student will get an initiation to explore various protective measures

C110.2-PO3 L Student will be able apply the knowledge about types of wires, cables &

other accessories to design a typical wiring system

C110.2-PO6 H Student will acquire a general awareness about energy conservation in

electrical systems

C110.2-PO7 H Student will be able understand the need of energy conservation for

sustainable development

C110.2-PO8 H Will help the student for the better understading of ethical principles and

responsibilities in the area of energy conservation.

C110.3-PO1 M Student will be able to design wiring systems for domestic buildings

applying the knowledge engineering fundamentals

C110.3-PO2 M Student will be able to analyse and solve the problems related light and

power circuits.

C110.3-PO3 M Student will be able to propose innovative solutions in the area of

domestic wiring

C110.3-PO9 H Students will conduct the experiments in groups thereby improving their

ability to work as a team

C110.3-PO11 H Students will be able to prepare estimate of wiring circuits considering

the economic aspects

C110.4-PO1 M Students will be able to apply basic knowledge of mathematics and

engineering fundamentals to measure electrical circuit parameters

C110.4-PO4 M Students will be able to interpret the measured electrical parameters to

provide valid conclusions



JUSTIFICATIONS FOR CO-PSO MAPPING

GAPS IN THE SYLLABUS - TO MEET INDUSTRY/PROFESSIONAL

REQUIREMENTS:

SNO DESCRIPTION RELEVENCE

TO PO\PSO

PROPOSED

ACTIONS

1 Study of wiring tools and accessories Familiarization

of tools and

accesories

PO1,PO3

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY VISIT/GUEST LECTURER/NPTEL ETC

TOPICS BEYOND SYLLABUS/ADVANCED TOPICS/DESIGN:

SINO: TOPIC RELEVENCE

TO PO\PSO

1 Hospital Wiring Familiarization

of Hospital

Wiring


1 Bell & Gossett, Basic Wiring[Online], Available: http://www.gobookee.net/basic-home-

electrical-wiring-diagrams/

2 Engineering Surveying [Online], Available : http://www.

Isgi.polyu.edu.hk/geomatics/article/


CHALK & TALK STUD. ASSIGNMENT WEB

RESOURCES

LCD/SMART

BOARDS

STUD. SEMINARS ADD-ON

COURSES

MAPPING LOW/MEDIUM/

HIGH

JUSTIFICATION

C110.1-

PSO2 L

Students will be able understand the importance of

protective measures in wiring systems while designing

mechanical systems.

C110.2-

PSO1C110.

4-PSO2

L

Student will be able to apply their knowledge of

electrical parameters for implementation of mechanical

systems/processes




ASSIGNMENTS STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES


PROJECTS

CERTIFICATIONS

ADD-ON

COURSES

OTHERS


ASSESSMENT OF COURSE OUTCOMES

(BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON FACULTY

(TWICE)



OTHERS

11.2 COURSE PLAN

DAY TOPIC PLANNED

1 Introduction to Cables & Wiring – Batch B1 & B2

2 One lamp controlled by one switch – Batch B1

3 One lamp controlled by one switch – Batch B2

4 One lamp and one plug controlled by independent switch – Batch B2

5 One lamp and one plug controlled by independent switch – Batch B1

6 Staircase Wiring - Batch B2

7 Staircase Wiring - Batch B1

8 Introduction to Fuses - Batch B1 & B2

9 Godown wiring - Batch B2

10 Godown wiring - Batch B1

11 Fluorescent Lamp – Study - Batch B2

12 Fluorescent Lamp – Study - Batch B1

13 Wiring of Distribution Board - Batch B1

14 Wiring of Distribution Board - Batch B2

15 Study of LCRQ Bridge - Batch B1

16 Study of LCRQ Bridge - Batch B2

17 Measurement of Power & Study of MCB, ELCB – Batch B1



18 Measurement of Power & Study of MCB, ELCB – Batch B2

19 Test - Batch B1

20 Test - Batch B2

21 Study of Inverter Wiring, Tariff calculation - Batch B1

LAB CYCLE

Sl. No. TOPIC PLANNED

1. Introduction to Cables & Wiring

2. One lamp controlled by one switch

3. One lamp and one plug controlled by independent switch

4. Staircase Wiring

5. Introduction to Fuses

6. Godown wiring

7. Fluorescent Lamp – Study

8. Wiring of Distribution Board

9. Study of LCRQ Bridge

10. Measurement of Power & Study of MCB, ELCB

11. Study of Inverter Wiring, Tariff calculation


1. How much current or voltage can a normal human withstand?

2. Why the tester glows in line not in neutral?

3. How does the tester work?

4. Which are the three holes in a socket represent?

5. Why the third pin of 3 pin plug longer and thicker than the other two?

6. Explain the working of hospital wiring with switching table.

ADVANCED QUESTIONS

1. How much current or voltage can a normal human withstand?

2. Why the tester glows in line not in neutral?

3. How does the tester work?

4. Which are the three holes in a socket represent?



5. Why the third pin of 3 pin plug longer and thicker than the other two?

6. Explain the working of hospital wiring with switching table.


Renu George Dr.Thankachan T Pullan

(Faculty) (HOD)



CE110 Department of Mechanical Engineering S2 ME


12. CE110 CIVIL ENGINEERING WORKSHOP


PROGRAMME:CIVIL ENGINEERING DEGREE: BTECH

COURSE:Civil Engineering Workshop SEMESTER: 2CREDITS: 3

COURSE CODE: CE110

REGULATION: 2015

COURSE TYPE:REGULAR

COURSE AREA/DOMAIN:

CIVIL ENGINEERING

CONTACT HOURS: 3HOURS/WEEK


CODE (IF ANY):NIL

LAB COURSE NAME:NIL

SYLLABUS:


I Setting out of a building as per the given building plan using tape

only. 3

II Setting out of a building: The student should set out a building (single

room only) as per the given building plan using tape and cross staff. 3

III Building area computation: The student should prepare a rough sketch

of a given single storeyed building and by taking linear measurements

compute plinth area and carpet area of the given building

3

IV Construct a wall of atleast a height of 500mm and wall thickness

1brick using English bond (No mortar required) - corner portion –

length of side walls at least 600mm.

3

V

Compute the area and/or volume of various features of a

building/structure such as door and window size, number of bricks

required to construct a wall of a building, diameter of bars used in

windows etc. – To create an awareness of measurements and units (use

tape or other simple measuring instruments like verniercalipers, screw

gauge etc.).

3

VI Horizontal measurements: Find the area of an irregular polygon set out

on the field. Vertical measurements: Find the level difference between

any 2 points.

3



VII Computation of Centre of gravity and Moment of inertia of a given

rolled steel section by sketching and measurements. 3

VIII

Home assignment 1: Preparation of a building model - The students in

batches should prepare and submit a building model for a given plinth

area in a given site plan constrained by a boundary wall. The minimum

requirements of a residential building viz., drawing cum dining room,

one bed room and a kitchen should be included. The concept of an

energy efficient building should also be included in the model.

3

IX Home assignment 2: Report preparation - The student should collect

the construction details of an industrial building related to their branch

of study, prepare and submit a detailed report with neat illustrations.

3

X Home assignment 3: Report preparation - The students should collect

samples of building materials, prepare and submit a detailed report

about their market rates.

3



T1 SatheeshGopi, Basic Civil Engineering, Pearson Publishers

T2 Rangwala, Essentials of Civil Engineering, Charotar Publishing House

T3 Anurag A. Kandya, Elements of Civil Engineering, Charotar Publishing house

T4 Rangwala S C and Ketki B Dalal, Engineering Materials, Charotar Publishing house


C.CODE COURSE

NAME DESCRIPTION SEM

- Mathematics Fundamental knowledge of trigonometry Secondary school level

- Physics Basic knowledge about dimensions ,units,

stress, moment of inertia

Plus-two

COURSE OBJECTIVES:

1 To inculcate the essentials of Civil Engineering field to the students of all branches of Engineering.



COURSE OUTCOMES:

Sl. NO DESCRIPTION

Blooms’

Taxomomy

Level

CE110.1 Apply the knowledge of chain surveying to compute the area of a

given plot

Knowledge

Application

Level 1 & 3

CE110.2 Apply the knowledge of area and mass moment of inertia to compute

the area and mass moment of inertia of a solid circular rod

Knowledge

Application

Level 1 & 3

CE110.3 Estimate the quantity of bricks to construct wall and also to construct

a one brick thick wall using English bond

Estimate

Level 3

CE110.4 Determine the reduced level of a given point with respect to a

benchmark by Height of instrument method

Determine

Level 5

CE110.5

Execute setting out of a building of given plan Execute

Level 2

CE110.6 Developa building model for a given plinth area in a given site plan

constrained by a boundary wall

Develop

Level 3


PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

CE110.1 3 2 2

CE110.2 3 2

CE110.3 2 1

CE110.4 3 3 3

CE110.5 2 1

CE110.6 3 2

CE110.7 3 3

CE110.8 3 3





MAPPING LOW/MEDIU

M/HIGH JUSTIFICATION

CE110.1-

PO1

HIGH Apply the knowledge of mathematics, science,

engineeringfundamentalsto compute the area of a given plot

CE110.1-

PO2

MEDIUM Identify, formulate analyze engineering problems reaching

substantiated conclusions using first principles of mathematics,

natural sciences, and engineering sciences to compute the area

of a given plot

CE110.1-

PO9

MEDIUM Function effectively as an individual, and as a member or

leader in diverse teams, and in multidisciplinary settings to

compute the area of a given plot

CE110.2-

PO1

HIGH Apply the knowledge of mathematics, science, engineering

fundamentals to compute the area and mass moment of inertia

of a solid circular rod

CE110.2-

PO2

MEDIUM Identify, formulate analyze engineering problems reaching


natural sciences, and engineering sciences to compute the area

and mass moment of inertia of a solid circular rod

CE110.3-

PO1

MEDIUM Apply the knowledge of engineering fundamentals to construct

wall and also to construct a one brick thick wall using English

bond

CE110.3-

PO9

LOW Function effectively as an individual, and as a member or


construct wall and also to construct a one brick thick wall using

English bond

CE110.4-

PO1

HIGH Apply the knowledge of mathematics, science, engineering

fundamentals to determine the reduced level of a given point

with respect to a benchmark by Height of instrument method

CE110.4-

PO2

HIGH Identify, formulate analyze engineering problems reaching


natural sciences, and engineering sciences to determine the

reduced level of a given point with respect to a benchmark by



Height of instrument method

CE110.4-

PO9

HIGH Function effectively as an individual, and as a member or


determine the reduced level of a given point with respect to a

benchmark by Height of instrument method

CE110.5-

PO1

MEDIUM Apply the knowledge of mathematics, science, engineering

fundamentals to determine the compressive strength using

compression testing machine

CE110.5-

PO2

LOW Identify, formulate analyze engineering problems reaching


natural sciences, and engineering sciences to determine the

compressive strength using compression testing machine

CE110.6-

PO1

HIGH Apply the knowledge engineering fundamentals to execute

setting out of a building of given plan

CE110.6-

PO9

MEDIUM Function effectively as an individual, and as a member or


determine the compressive strength using compression testing

machine

CE110.7-

PO1

HIGH Apply the knowledge of engineering fundamentals to identify

construction details of industrial building related to their branch

of study

CE110.7-

PO9


leader indiverse teams, and in multidisciplinary settings to

identify construction details of industrial building related to

their branch of study

CE110.8-

PO1

HIGH Apply the knowledge engineering fundamentals to develop a

building model for a given plinth area in a given site plan

constrained by a boundary wall

CE110.8-

PO9



develop a building model for a given plinth area in a given site

plan constrained by a boundary wall





SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1 NIL

NIL - -


1 www.nptel.ac.in



LCD/SMART

BOARDS STUD. SEMINARS ADD-ON COURSES


ASSIGNMENTS STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES STUD. VIVA

MINI/MAJOR

PROJECTS

CERTIFICATIONS

ADD-ON

COURSES OTHERS


ASSESSMENT OF COURSE OUTCOMES STUDENT FEEDBACK ON


CME367.1-

PSO1 3 Gives knowledge in Non-Destructive Testing

CME367.2-


CME367.3-

PSO1 2 Helps to apply knowledge gained in Non-Destructive methods

CME367.4-


CME367.5-


CME367.5-

PSO2 2 Helps to analyse materials using Non-Destructive methods




(BY FEEDBACK, ONCE) FACULTY (TWICE)


PROJECTS BY EXT. EXPERTS OTHERS

12.2 COURSE PLAN


1 1 Introduction to surveying

2 2 Setting out of a building( Using tape only)

3 3 Setting out of a building (Using tape and cross-staff)

4 4 Computation of area

5 5 Computation of volume

6 6 Chain Surveying

7 7 Testing of building material

8 8 Brick masonry-english bond 1 brick

9 9 Computation of centre of gravity and moment of inertia

10 10 Levelling – fly leveling – plane of collimation method

Home assignment

Home assignment

Home assignment


OPEN QUESTIONS

1.What are the different types of surveying based on instrument?

2.Enumerate the two principles of surveying?

3.What is the principle of chain survey?

4.Explain the different steps of setting out the building?

5.Define field book, formats used in different types of survey?

6.Give the standard size of bricks and nominal size of bricks

7.Write the procedure of determining the number of bricks for a given room?



8.Enumerate the rules of bond in brick work?.Draw the elevation and plan of English bond

one brick wall?

9.Differentiate between carpet area, plinth area and coverage?

10. Explain 3-4-5 method ?

ADVANCED QUESTIONS

1.Write the different steps involved in the completion of a building project?

2.Explain KMBR Rules and its significance ?

3.What is the significance of mass moment of inertia and second moment of area?

4.Define compressive strength?

5.List out the modern survey equipments and its applications?

6.What is the importance of calculating coverage percentage?

7.Define cross staff surveying?

8.What are the different types of foundations ?


Tressa Kurian Dr.Thankachan T Pullan

(Faculty)

Documents

Department of Mechanical Engineering · Modelling forced oscillations, resonance, electric circuits ) 17 III FOURIER SERIES (Text Book 2 -Sections 4.1,4.2,4.3,4.4) Periodic functions