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I MECH NIC L ENGINEERINGPAPER-I
SECTION A
1. An ;wer any four oftl1e 'allowing: E a ~h auswer should
coofonulo a.Hmi1 of tround 150 words)
2.
3.
(:o) Whal is Prossur un the ~ h a ll . find th ritti uf ~ ~e m a
ldiamet er uf slecw to the diametor uf 01< shaft.
a)
(10)
A weigln of 40 kgf ~ dr
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b ) A l a give poi nt in 3 m a ~ h i ue eleme nL fo llowing s
tre sses measu red : 150 ~ P u T and .zerosheliC on borizoma J pion
and 75 MPa C o n a plane perpendicu lar to h L ~p l ~ n e.
Determine tbestr-'SSesat this point on a plan e inclined at60 Q o
the horizontal . (F ig.) ( 14)
(c) TI.Ie JUillio n o f lhe turn ing mom en t cw-ve ora Uu-ee
wer shou ld Ot>nformtu a llitt it reduction ~ < e n i c k n t
a od u i ; U 1~ orthQgonul rnke "ngle.
(b) Ddin e and illustmle the loll ow ing for n earn operated
clampin g d e \~ , - e :
(i) fuse. x)
(i i) Tbrow. 0)
( iii) Evocnlrici ly. (c)
Write d o\\' n he .-l,.li t\nsh'l' c l \ \ e ~ nthem .
(c) E ~ l l l l l i nU1e meanin g o f the followfng terms clear
ly :
i) MCLI
(ii) Butlbr SIOnlgo
(iii) Conntd cy do
(I())
I0)
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7.
3 o f 7(iv) Macro
v) MOl
( JO)
(d) Whul is Ptnsma Ar,, Mu c hinntg 'l What fnct
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8 (n)4 o f 7
A tum in g 1lol h as a s i>< -Sx -t- 6 = 0
~ )
6)
(d) Coniu.r the assig nment of 4 operat o rs to fcJUr moc h in.,
; . l l t o a. s ignrnaut MS IS are t : t l l l ~ n t e dbe]OI\
:
Huchw~ M M \Iu, ~ i
t I Ottll )l ). u 6 .t ~ l J ,
0 l 4 " D'Operutor O, cannot he nssigncd machine 1\-f, and
opcrntt>r 0 , ~ n I ) l Jc n.signcd machi ne M _Find tho
optiruol "->Sigumcnt.
(20)
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I FS-200 0 Il l 7MECH NIC L ENGINEERING
PAPER II
SEC T IO N A
I, Ac S\\er uny four pnrl< :
2.
3.
( ) Ocfino lhc fhll owing : f n di c n t ~th
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(a)
r ..r120)
,\ mctn\ plt e
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Au : ~ . x i . lflow compressor ~ ~ g cha blade root. mid and
tip velocities 150, 200, 250 m / ~~ p e ct i v e ly Stagnation
tempernture rise fot the $t:lgeIs 2C) K. Axiol velocity is 150 m l~
andis constant along Ute mdial dlrcdion . Tbc \\l'lrk dnir, nod
blodc nglcis toot , mid aod tip s c ct i n u ~
0)
n> 1ltc following dAUIrcf
