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SCHEME – E

SAMPLE TEST PAPER - I

Course Name : Mechanical Engineering Group

Course Code : AE/PG/PT/ME/MH/FE

Semester : Third

Subject : Mechanical Engineering Drawing

Time : 90 Minutes Marks: 25

Instruction:

1) All questions are compulsory.

2) Use only H / 2H grade pencils.

3) Retain all construction lines and nomenclature.

4) Assume suitable data if necessary.

5) All dimensions in mm.

Q.1] Attempt the following. 08 Marks

a) Figure. -I shows Front View and partial Auxiliary View of an object. Complete Top View.

OR

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a) Figure –II shows Front View and Top View. Complete the partial Auxiliary View of

given object.

b) Line AB 80 mm long has it’s end A in the H.P. and 20 mm in front of the V.P. Draw it’s

projection when line AB makes an angle of 45° with the H.P. and 35° with the V.P.

(08 Marks)

OR

b) A hexagonal plane 25 mm sides is having one of it’s corners on the H.P. with it’s surface

inclined at 450

to the H.P. and diagonal through the corner on H.P is parallel to the V.P.

Draw it’s projections. (08 Marks)

Q.2] Attempt any ONE of the following (09 Marks)

a) A vertical cone of 80 mm diameter and 100 mm long is penetrated by a horizontal cylinder.

The axis of cylinder is parallel to both the reference planes and is 5 mm away from the

axis of cone. The cylinder axis is 30 mm above the base of cone and diameter of cylinder is

40 mm. Draw the projections showing curves of intersection.

b) A square prism of 45 mm side stands vertically with its rectangular faces equally inclined to

VP. It is penetrated by a horizontal triangular prism of 35-mm side of base such that their

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axes bisect each other at right angles. Draw the projection showing lines of intersection,

when the rectangular face of triangular prism is parallel to VP and is away from the observer.

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SCHEME – E

SAMPLE TEST PAPER - I

Course Name : Mechanical Engineering Group

Course Code : AE/PG/PT/ME/MH/FE

Semester : Third

Subject : Mechanical Engineering Drawing

Time : 90 Minutes Marks: 25

Instruction:

1. All questions are compulsory.

2. Use only H / 2H grade pencils.

3. Retain all construction lines and nomenclature.

4. Assume suitable data if necessary.

5. All dimensions in mm.

Q.1] Attempt the following (08 Marks)

a) Draw the conventional representation of

i) Antifriction Bearings ii) Splined Shaft

iii) Spring with flat end iv) Half Section

OR

b) 1) Calculate upper limit size and lower limit size for φ25 H7.

2) Prepare a welding drawing of two shafts of equal diameter welded end to end by a square

butt joint with convex contour at site.

Q.2] Attempt any ONE of the following. (17 Marks)

a) Draw the assembly of the details shown in Figure-I

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Fig. 1

OR

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a) Draw the details of the assembly drawing shown in Figure-II

Fig. 2

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Scheme – E

SAMPLE QUESTION PAPER – I

Course Name : Mechanical Engineering Group

Course Code : AE/ME/PT/PG/MH/FE

Semester : Third

Subject Title : Mechanical Engineering Drawing

Duration : 4 Hours Marks: 100

Instruction:

1) All questions are compulsory.

2) Use only H / 2H grade pencils.

3) Retain all construction lines and nomenclature.

4) Assume suitable data if necessary.

5) All dimensions in mm

Q.1A) Draw conventional representation for any FOUR of the following. (08 Marks)

a) Conventional break for ‘I’ section.

b) Stacked lamination

c) Revolved section

d) Serrated shaft

e) Worm gear

f) 450

lateral

Q.1B) Attempt any THREE of the following (12 Marks)

a) Fig. 1 shows three views of a block in a shape of step. Indicate appropriate machining

symbol at surface ‘A’ indicating machining method, direction of lay. Use appropriate

symbol to leave surface ‘B’ unmachined.

-0.02 +0.02

b) The shaft has size ф 35 0.04

and hole size is ф 35 0.00

. Determine the type of fit between

them.

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c) Refer fig. 2. What is the meaning of symbols at ‘x’ and ‘y’?

Fig.2

d) Two rectangular plates are to be welded with each other along the length .The thickness

and length of both the plates is 10 mm and 50 mm respectively .The plates are to be ‘u’ butt

welded with convex counter. Prepare welding drawing.

Q.2 a) Fig 3 shows F.V. and partial auxiliary view of an object. Draw the right hand side

view. (Use first angle method of projection) (08 Marks)

Fig. 3

Q.2 b) A straight line AB 70 mm long has it’s end A 10 mm. above the H.P. and end B 50 mm in

front of the V.P. Draw the projections of line AB if it is inclined at 300

to the H.P and

450 to the V.P. (08 Marks )

OR

Q.2 b) A thin circular plate of 50mm diameter is resting on point A of it’s rim with the surface of

the plate inclined at 450

to the H.P and the diameter through A inclined at 300

to the V.P.

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Draw the projection of the plate when it’s centre is 40mm above the H.P. and 40 mm in

front of the V.P. (08 Marks)

Q.3 Attempt any TWO of the following (16 Marks)

a) A hole of 50mm diameters is drilled through a vertical cylinder of 60 mm diameter and 80

mm long. The axis of hole being parallel to both the ref. planes and 10 mm away from the

axis of vertical cylinder . Draw projections showing curves of intersection.

b) A vertical square prism base 50mm side and height 100mm has a face inclined at 300 to

V.P It is completely penetrated by another horizontal square prism base as 35 mm side

and 100mm long, faces of which are equal inclined to V. P. The axis of both the prism is

parallel to V.P and bisects each other of right angles .Draw Projections showing lines of

intersection.

c) A vertical cone 80 mm dia of base and axis 100mm long is completely penetrated by a

horizontal cylinder of 50mm dia. The axis of cylinder is parallel to both the ref. planes

and intersects the axis of cone at 30 mm above the base of cone. Draw the projections

showing curve of intersection. Length of cylinder is 100mm

Q. 4 Attempt any ONE (20 Marks)

a) Fig ‘4’ shows the details of universal coupling. Draw sectional F.V and T.V. of assembly.

Prepare bill of material.

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b) Fig ‘5’ shows the details of foot step bearing. Draw sectional F.Vand T.V of the

assembly. Prepare bill of material.

Fig. 5

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Q.5 Attempt any ONE (20 Marks)

a) Fig 6 shows assembly of piston and connecting rod. Draw details. Mention appropriate

dimensional tolerances, type of shaft/hole, tolerance grade, geometrical tolerances etc on

each detail if required. Refer tolerance table provided with fig.

Fig. 6

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b) Fig 7 shows assembly of drill jig. Draw detail of Jig plate and Jig bush only. Mention

appropriate dimensional tolerances, type of shaft/hole, tolerance grade, geometrical

tolerances etc on each detail if required. Refer tolerance table provided with fig.

Fig. 7