Ssc jen 2014 evening mechanical objective paper

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SSC J.En. 2014
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measure of force ?
(a) Newton’s First Law
(b) Newton’s Second Law
(c) Newton’s Third Law
(d) None of these
2. The shear stress at the centre of a circular shaft
under torsion is
(a) Maximum (b) Manimum
(c) Zero (d) Unpredictable
3. The direction of frictional force acting on a body
which can slide on a fixed surface is
(a) In the direction of motion
(b) Normal to the direction of motion
(c) Unpredictable
(d) Opposite to the direction of motion
4. What strength of the material is to be considered
for design of a ductile component under cyclic load?
(a) Ultimate Strength (b) Yield Strength
(c) Endurance strength
(d) Fracture strength
5. For any given power and permissible shear stress,
the rotational speed of shaft and it’s diameter are
correlated by the expression
(a) ND3
= constant (b) ND2
= constant
(c) ND = constant (d) ND = constant
6. The angle turned by a wheel while it starts from
rest and accelerates at constant rate of 3 rad/s2
for
an interval of 20 sec is
(a) 900 rad (b) 600 rad
(c) 1200 rad (d) 300 rad
7. Stress due to change in temperature developed in a
bar depends upon
(a) coefficient of thermal expansion
(b) Thermal conductivity
(c) Density (d) Poisson’s ratio
8. Strength of the beam depends on
(a) Bending moment (b) Density
(c) Section Modulus (d) C.g. of the section
9. A reversible heat engine Woking at the rate of 100
kW has an efficiency of 20%. The magnitudes of
heat transfer rate from the source and to the sink in
kW would be, respectively,
(a) 200,100 (b) 300,200
(c) 500,400 (d) 1000,900
10. The friction between objects that are stationary is
called
1. x ! !#$% $' ()01$ !2 34 ! '5 3 6#78
(a) xfr dk izFke fu;e
(b) xfr dk f}fr; fu;e
(c) xfr dk r`rh; fu;e
(d) buesa ls dksbZ ugha
2. ,saBu ds v/khu ’kS¶V ds dasUnz ij vi:i.k izfrcy fdruk
gksrk gS
(a) vf/kdre (b) U;wure
(c) 'kwU;
(d) vuqeku ugha yxk;k tk ldrk
3. ,sls fiaM ij dk;Z dj jgsa ?kkZ.kh cy dh fn’kk D;k gSa tks
fLFkj lrg ij liZ.k dj ldrk gS
(a) xfr dh fn’kk esa
(b) xfr dh fn’kk ds yEc
(c) vuqeku ugha yxk;k tk ldrk
(d) xfr dh fn’kk ls foijhr
4. pØh; Hkkj ds v/khu fdlh rU; ?kVd ds fMtkbu ds fy,
lkexzh dks /;ku esa j[kk tk,xk
(a) pje lkeF;Z (b) ijkHko lkeF;Z
(c) vlgu lkeF;Z (d) foHkatu lkeF;Z
5. fdlh Hkh fo’ksk ’kfDr vkSj vuqes; vi:i.k izfrcy ds
fy,] ’kS¶V dh ?kw.kZu xfr vkSj mldk O;kl dk lglaca/
ku vfHkO;fDr }kjk O;Dr fd;k tkrk gSa
(a) ND3
= fLFkj (b) ND2
= fLFkj
(c) ND = fLFkj (d)
ND
= fLFkj
6. ,d ifg;k fojke ds ckn pyuk vkjaHk djrk gS vkSj 20
lsad.M ds varjky ds fy, 3 rad/s2
dh ,dleku xfr ls
Rofjr gksrk gSA mlds }kjk cuk dks.k gSa
(a) 900 rad (b) 600 rad
(c) 1200 rad (d) 300 rad
7. rkieku esa ifjorZu ds dkj.k ckj ¼naM½ esa gksus okyk izfrcy
fdl ij fuHkZj djrk gSa
(a) rkih; izlkj xq.kkad (b) rkih; lqpkydrk
(c) ?kuRo (d) Ioklksa vuqikr
8. che dk lkeFkZ fdl ij fuHkZj djrk gSa
(a) cadu vk?kw.kZ (b) ?kuRo
(c) ifjPNsn ekikad (d) ifjPNsn dk xq:Ro dsUnz
9. 100 kW dh xfr ls dk;Z djus okys mRØE; Åek batu
dh n{krk 20 izfr’kr gSA L=ksr ls vkSj vfHkxe rd Åek
LFkkukarj.k nj dk ifjek.k kW esa Øe’k% fdruk gksxk
(a) 200,100 (b) 300,200
(c) 500,400 (d) 1000,900
10. LFkkoj oLrqvksa ds chp ?kkZ.k dks D;k dgk tkrk gSa
(a) LFkSfyd ?kkZ.k (b) osYyu ?kkZ.k

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@AB Ctatic friction (b) rolling friction
(c) Kinetic friction (d) dynamic friction
11. Fatigue of a component is due to
(a) Cyclic load (b) static load
(c) Constant heating (d) Collision
12. If Vi
be the inlet absolute velocity to blades, Vb
be
the tangential blade velocity and Ü be the
nozzle angle, then for maximum blade efficiency
for single-stage impulse turbine
(a) (b)
(c)
2b
i
V
cos
V
= α (d)
13. In diesel engines, the duration between the time of
injection and ignition, is known as
(a) Pre-ignition period (b) Delay period
(c) Ignition period (d) Burning period
14. The process of supplying the intake air to the engine
cylinder at a density more than the density of the
surrounding atmostphere is known as
(a) Scavenging (b) detonation
(c) Supercharging (d) Polymerisation
15. Which of the following expressions gives the
entropy change is an isobaric heating process from
T1
to T2
?
(a) mCp
In T2
/T1
(b) m Cp
(T2
-T1
)
(c) m Cp
(T2
-T1
)/T0
(d) mCp
(T1
+T2
)
16. Morse test is conducted on
(a) Vertical engines (b) horizontal engines
(c) Single cylinder engines
(d) Multi cylinder engines
17. In spark ignition (SI) engines, the possibility of
knocking can be reduced by
(a) Increasing compression ratio
(b) Decreasing compression ratio
(c) Increasing the coolant temprature
(d) Advancing the spark timing
18. Higher compression ratio in diesel engine results
in
(a) Lower temperature
(b) Lower pressure
(c) Same pressure
(d) Higher pressure
19. What salts of calcium and magnesium cause
temporary hardness or boiler feed water?
(a) Chlorides (b) Bicarbonates
(c) Nitrates (d) Sulphites
20. Which of the following does not relate to steam
engine?
(a) Crank Shaft (b) Cross head
(c) xfrt ?kkZ.k (d) lihZ ?kkZ.k
11. fdlh ?kVd dh Jkafr fdl dkj.k ls gksrh gSa
(a) vkorhZ Hkkj (b) LFkSfrd Hkkj
(c) vfojr rkiu (d) la?kVV~u
12. ;fn Vi
CysM dk vUrxZe fujis{k osx gSa Vb
Li'kZjsf[k; CysM
osx gS vkSj Ü rqaM dks.k gS] rks ,dypj.k vkosx Vjckbu
ds fy, vf/kdre CysM n{krk ds fy,
(a)
Vb
cos
Vi
= α (b)
(c)
2b
i
V
cos
V
= α (d)
13. Mhty batuksa esa] vUr%{ksi.k vkSj izToyu le; ds chp dh
vof/k dks D;k dgk tkrk gSa
(a) iwoZ izToyu dky (b) foyac dky
(c) izYoyu dky (d) Toyu dky
14. ifjos'kh okrkoj.k ds ?kuRo ls vf/kd ?kuRo ij batu
flfyaMj esa varxzkZgh ok;q dh iwfrZ djus dh izfØ;k dks D;k
dgk trk gSa
(a) viektZu (b) vf/kLQksVu
(c) vf/kHkj.k (d) cgqydhdj.k
15. fuEufyf[kr esa ls dkSulh vfHkO;fDr lenkc rkiu izØe
esa T1
ls T2
esa ,UVªkWih ifjorZu dks lwfpr djrh gSa
(a) mCp
In T2
/T1
(b) m Cp
(T2
-T1
)
(c) m Cp
(T2
-T1
)/T0
(d) mCp
(T2
+T1
)
16. ekslZ ijh{k.k fdl ij fd;k tkrk gS
(a) m/okZ/kj batuksa ij (b) {kSfrt batuksa ij
(c) ,dy flfyaMj batuksa ij
(d) cgq flafyMj batuksa ij
17. LQqfyax izToyu (SI) batuksa esa] viLQksVu dh laHkkouk
fdlds }kjk de dh tk ldrh gSa
(a) laihMu vuqikr ck dj
(b) laihMu vuqikr ?kVk dj
(c) 'khryd rkieku ck dj
(d) LQqfyax le; dks vkxs ck dj
18. Mhty batu esa mPp laihMu vuqikr ds ifj.kkeLo:i D;k
gksrk gSa
(a) fuEurj rkieku (b) fuEurj nkc
(c) leku nkc (d) mPprj nkc
19. dSfY'k;e vkSj eSXuhf'k;e ds fdu yo.kksa ds dkj.k ckW;yj
izHkj.k ty esa vLFkk;h dBksjrk gksrh gSa
(a) DyksjkbM (b) ckbdkcksZusV
(c) ukbVªsV (d) lYQkbM
20. fuEufyf[kr esa ls D;k Hkki ds batu ls lacf/kr ugha gS
(a) ØSad 'kS¶V (b) ØkWl gsM
(c) Hkki psLV (d) Hkki i`FkDdkjd

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EFG Hteam chest (d) Steam separator
21. Self-ignition temperature of diesel as compared to
petrol
(a) is higher (b) is lower
(c) is same (d) various considerably
22. The binding material used in cemented carbide tools
is
(a) Nickel (b) Cobalt
(c) Chromium (d) Carbon
23. The water hammer pressure in a pipe can be
reduced by
(a) Using pipe of greater diameter
(b) Using a more elastic pipe
(c) Using pipe of greater wall thickness
(d) Increasing the velocity of pressure wave
24. When a fluid is in motion, the pressure at a point is
same in all direction. Then the fluid is
(a) Real fluid (b) Newtonian fluid
(c) Ideal fluid (d) Non-Newtonian fluid
25. Density of water is Maximum at
(a) 00
C (b) 4 K (c) 40
C (d) 1000
C
26. The ability of a material to resist shock or impact
forces is known as
(a) Wear resistance (b) Toughness
(c) red hardness (d) machinability
27. The tool material which has high heat and wear
resistance is
(a) Ceramics (b) Cemented carbide
(c) Carbon steels (d) Medium alloy steel
28. To improve the surface finish of castings, the
following additive is used in the moulding sand-
(a) Resins (b) Oils
(c) Wood flour d) Sea coal
29. Cereals are added to the moulding sand to improve
the following
(a) Porosity (b) Green strength
(c) Hot strength (d) Edge hardness
30. Plastic toys are usually produced by using
(a) Shell moulding (b) Green sand moulding
(c) Plaster moulding (d) Injection moulding
31. Generally used fuel gas in gas welding is
(a) N2
(b) CO2
(c) C2
H2
(d) He
32. Spot welding, projection welding and seam welding
belong to the category of
(a) Electric resistance welding (b) Forge welding
(c) Thermit welding (d) Arc welding
21. isVªksy dh rqyuk esa Mhty dk Lor% izToyu rkieku
(a) mPprj gksrk gSa (b) fuEurj gksrk gSa
(c) leku jgrk gSa (d) dkQh ifjorhZ jgrk gSa
22. lhesaV;qDr dkckZbM vkStkjksa esa dkSulh ca/ku lkexzh
iz;ksx dh tkrh gS
(a) fudSy (b) dksckYV
(c) Øksfe;e (d) dkcZu
23. ikbi es tyk?kkr nkc fdlds }kjk de fd;k tk ldrk gSa
(a) vf/kd O;kl dh ikbi dk iz;ksx djds
(b) vf/kd ykspnkj ikbi dk iz;ksx djds
(c) nhokj dh vf/kd eksVkbZ okyh ikbi dk iz;ksx djds
(d) nkc rjax dk osx ck dj
24. osx rjy xfr esa gksrk gS] rks fcUnq ij nkc lHkh fn'kkvksa esa
lekkku gksrk gSA rc rjy dSlk gksrk gSa
(a) okLrfod rjy (b) U;wVuh rjy
(c) vkn'kZ rjy (d) vU;wVuh rjy
25. ty dk ?kuRo dc vf/kdre gksrk gSa
(a) 00
C (b) 4 K (c) 40
C (d) 1000
C
26. fdl vkStkj lkexzh dh iz?kkr ;k la?kV~V cy izfrjks/k {kerk
dks D;k dgk tkrk gSa
(a) fo?kkZ.k izfrjks/k (b) peZyrk
(c) jDr dBksjrk (d) e'khu;ksX;rk
27. og vkStkj lkexzh ftlesa mPp rki vkSj fo?kkZ.k izfrjks/k
gksrk gSa
(a) e`frdkf'kYi (b) lhesaV;qDr dkckZbM
(c) dkcZu LVhy (d) e/;e ,ykW; LVhy
28. fdlh yh gqbZ oLrq ds i`fB; ifjdj.k esa lq/kkj ds fy,
lkWaps dh ckyw esa fuEufyf[kr esa ls dkSulk ;kstd iz;ksx
fd;k tkrk gSa
(a) jsftu (b) rSy
(c) oqM ¶ykWj (d) dksy pw.kZ
29. lapdyu ckyw esa fdlds ifjdj.k ds fy, vukt Mkyk
tkrk gSa
(a) laj/kzrk (b) vknzZ lkeF;Z
(c) lkeF;Z (d) dksj dBksjrk
30. IykfLVd ds f[kykSus lkekU;r% fdldk iz;ksx djds rS;kj
fd;s tkrs gSa
(a) lhih lkWapsa (b) vknzZ ckyw lkWaps
(c) IykLVj ds lkWaps (d) vUr%{ksi.k lkWpas
31. xSl osYMUk esa lkekU;r% iz;ksx dh tkus okyh bZa/ku xSl gSa
(a) N2
(b) CO2
(c) C2
H2
(d) He
32. LFkkfud osYMu] iz{ksi osYMu vkSj lhou osYMu fdl Js.kh esa
vkrs gSa
(a) fo|qr~ izfrjks/k osYMu (b) QkstZ osYMu
(c) FkfeZV osYMu (d) vkdZ osYMu

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QQR Which one of the following is an example of solid
state welding?
(a) Gas welding (b) Arc welding
(c) Thermit Welding (d) Forge Welding
34. The shape and size of sand grains affects the
following property:
(a) Adhesiveness (b) Porosity
(c) Refractoriness (d) Strength
35. The Velocity distribution for flow over a flat plate
is given by u = (y-y2
) in which u is velocity in
metres per second at a distance y metres above the
plate. What is the shear stress value at y = 0.15 m?
The dynamic viscosity of fluid is 8.0 poise.
(a) 12.4 N/m2
(b) 1.24 N/m2
(c) 0.56 N/m2
(d) 5.6 N/m2
36. Froude’s Number relates to
(a) Inertia force and gravity force
(b) Inertia force and pressure force
(c) Inertia force and surface tension force
(d) Inertia force and elastic force
37. In pilot-tube the velocity of flow at a point is
reduced to zero. That point is called as
(a) Stagnation point (b) Critical point
(c) Metacenter (d) Equilibrium point
38. The velocity distribution in a pipe flow is parabolic
if the flow is
(a) Uniform, turbulent (b) Uniform, laminar
(c) Non-uniform, steady
(d) Rotational, Compressible
39. Mercury does not wet the glass surface. This
property of mercury is due to
(a) Adhesion (b) Cohesion
(c) Surface tension (d) Viscosity
40. Loss of heat due ro friction in a uniform diameter
pipe with viscous flow is
(a) Re (b) 1/Re (c) 4/Re (d) 16/Re
41. Maximum theoretical efficiency of pelton wheel is
obtained when the ratio of bucket speed to jet speed
is
(a) 0.26 (b) 0.98 (c) 0.46 (d) 0.58
42. The velocity at a point on the crest of a model dam
was measured to be 1 m/s. The corresponding
prototype velocity for a linear scale ratio of 25, in
m/s, is
(a) 25 (b) 2.5 (c) 5 (d) 0.04
43. Pressure force on the 15 cm diameter headlight of
an automobile travelling at 0.25 m/s is
(a) 10.4 N (b) 6.8 N
(c) 4.8 N (d) 3.2 N
33. fuEufyf[kr esa ls Bksl voLFkk osYMu dk mnkgj.k dkSulk
gSa
(a) xSl osYMu (b) vkdZ osYMu
(c) FkfeZV osYMu (d) QkstZ osYMu
34. ckyw ds d.kksa dh vkd`fr vkSj vkdkj fuEufyf[kr fdl xq.k
dks izHkkfor djrs gSa
(a) ;kstdrk (b) laj/kzrk
(c) vuuqrj.krk (d) lkeF;Z
35. ,d piVh IysV ij izokg dk osx forj.k gS u = (y-y2
)
ftlesa u IysV ds mij y ehVj dh nwjh ij ehVj izfr lsad.M
esa osx gSA y = 0.15 m ij vi:i.k izfrcy eku D;k gSa
rjy dh xfrd ';kurk 8-0 Iokt gSa
(a) 12.4 N/m2
(b) 1.24 N/m2
(c) 0.56 N/m2
(d) 5.6 N/m2
36. ÝkmM la[;k fdlls lec} gSa
(a) tMRo cy vkSj xq:Ro cy
(b) tMRo cy vkSj nkc cy
(c) tMRo cy vkSj i`Bh; ruu cy
(d) tMRo cy vkSj izR;kLFk cy
37. fijksVV~;wc esa ,d fcUnq ij izokg dk osx ?kV dj 'kwU; gks
tkrk gSaA ml fcUnq dks D;k dgk tkrk gSa
(a) izxfrjks/k fcUnq (b) Økafrd fcUnq
(c) vkIyo dsUnz (d) larqyu fcUnq
38. ikbi izokg esa osx izokg dh fdl fLFkfr esa ijoy;h gksrk
gSa
(a) ,dleku] fo{kqC/k (b) ,dleku] Lrjh;
(c) vleku] vifjorhZ
(d) ?kw.khZ] laihM~;
39. ikjn dkWap dh lrg dks vknzZ ugha djrkA ikjn dk ;g xq.k
fdl dkj.k ls gSa
(a) vklaeu (b) lalatu
(c) i`V ruko (d) ';kurk
40. ';ku izokg okys ,dleku O;kl ds ikbi esa ?kkZ.k ds dkj.k
nkcksPprk gkfu gSa
(a) Re (b) 1/Re (c) 4/Re (d) 16/Re
41. isYVu ifg, dh vf/kdre lS}kfUrd n{krk ml le; izkIr
dh tk ldrh gSa tc cdsV xfr vkSj tsV xfr dk vuqikr
gksrk gSa
(a) 0.26 (b) 0.98 (c) 0.46 (d) 0.58
42. ekWMy ckWa/k dss f'k[kj ij ,d fcUnq ij osx 1 m/s.ekik
x;kA js[kh; iSekuk vuqikr 25 ds fy, rnuq:ih izksVksVkbi
osx m/s, esa D;k gSa
(a) 25 (b) 2.5 (c) 5 (d) 0.04
43. 0-25 eh- izfr lsd.M ij pyus okyh ,d vkWVkseksckby dh
15 lseh O;kl dh gsMykbV ij nkc cy gSa
(a) 10.4 N (b) 6.8 N
(c) 4.8 N (d) 3.2 N

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TTU A piece of metal of specific gravity 7 floats in
mercury of specific gravity 13.6 . What fraction of
its volume is under mercury?
(a) 0.5 (b) 0.4 (c) 0.515 (d) 0.415
45. The friction head lost due to flow of a viscous fluid
through a circular pipe of length L and diameter d
with a velocity v and pipe Fanning friction factor is
(a)
2
4
.
2
fL v
d g
(b)
V
V
4
.
2
fL v
d gπ
(c)
2
2
v
g
(d)
2
4
.
2
fL v
d gπ
46. The ratio of pressures between two points A B
located respectively at depths 0.5 m 2 m below a
constant level of water in a tank is
(a) 1:1 (b) 1:2 (c) 1:4 (d) 1:16
47. A hydraulic turbine runs at 240 rpm under a head
of 9 m.What will be the speed (in rpm) of the turbine
if operating head is 16 m?
(a) 320 (b) 426 (c) 264 (d) 230
48. The discharge of a liquid of kinematic viscosity 4 x
10-2
m2
/s through a 80 mm diameter pipe is
3200 π x 10-4
m3
/s. The flow is
(a) Laminar (b) turbulent
(c) Transition (d) Critical
49. Assertion(A):
If a hot metal ball is quenched in a liquid of low
temperature, heat transfer will take place from metal
ball to liquid and hot in the reverse direction.
Reason (R) :
Heat transfer process from hot metal ball to liquid
at lower temperature complies with the increase of
entropy principle i.e. Sgen
0 and the reverse process
does not:
(a) Both A R are true and R is the correct
explanation of A
(b) Both A R are true, but R is not the correct
explanation of A
(c) A is true, but R is false
(d) R is true, bur A is false
50. The boiling and freezing points points for water
are marked on a temperature scale P as 1300
P -
200
P respectively. What will be the reading on this
scale corresponding to 600
C on Celsius scale?
(a) 600
P (b) 700
P
(c) 900
P (d) 1100
P
51. In a reaction turbine, the heat drop in fixed blade is
8 kJ/kg and total heat drop per stage is 20 kJ/kg.
The degree of reaction is
(a) 40% (b) 60%
(c) 66.7% (d) 80%
44. ,d fof'kV xq:Ro 7 dk /kkrq dk VqdMk fof'kV xq:Ro 13-
6 ds ikjn esa rSj jgk gSaA blds vk;ru dk fdruk va'k
ikjn esa gSa
(a) 0.5 (b) 0.4 (c) 0.515 (d) 0.415
45. yEckbZ L rFkk O;kl d dh ,d orqZy ikbi ls ';ku rjy ds
v osx izokg ds dkj.k ?kkZ.k 'khkZ dk {k; D;k gSa ikbi
QSafux ?kkZ.k xq.kkad f gSA
(a)
2
4
.
2
fL v
d g
(b)
2
2
4
.
2
fL v
d gπ
(c)
2
2
v
g
(d)
2
4
.
2
fL v
d gπ
46. ,d VSad esa ty ds fLFkj Lrj ds uhps 0-5 eh- vkSj 2 eh-
xgjkbZ ij fLFkr Øe'k% nks fcUnqvksa A vkSj B ds chpnkc
dk vuqikr D;k gSa
(a) 1:1 (b) 1:2 (c) 1:4 (d) 1:16
47. ,d nzopkfyr Vjckbu 9 eh- gsM ds v/khu 240 rpm ij
pyrk gSaA ;fn izpkyu gsM 16 eh- gSa] rks Vjckbu dh xfr
(rpm esa )D;k gksxhA
(a) 320 (b) 426 (c) 264 (d) 230
48. 'kq}xfrd ';kurk 4 x 10-2
m2
/s ds nzo dk 80 fefe- O;kl
dh ikbi ls foltZu 3200 x 10-4
m3
/s gSa mldk izokg gSa
(a) Lrjh; (b) fo{kqC/k
(c) laØe.k (d) Økafrd
49. fu'p;kRed dFkufu'p;kRed dFkufu'p;kRed dFkufu'p;kRed dFkufu'p;kRed dFku (A):
;fn ,d rIr /kkrqckWy dks fuEu rkieku ds nzo esa 'kfer
fd;k tkrk gS] rks /kkrqckWy ls nzo esa mek LFkkukarj.k
gksxk vkSj blds foijhr fn'kk esa ughaA
rdZrdZrdZrdZrdZ (R) :
rIr /kkrqckWy ls fuEu rkieku ij nzo esa mek LFkkukarj.k
izfØ;k ,UVªkWih fl}kUr vFkkZr~ Sgen
0 dh o`f} dk vuqikyu
djrh gS vkSj blds foijhr izfØ;k ugha djrh gSA
(a) A vkSj R nksuksa lgh gS vkSj R, A dk lgh LiVhdj.k
gSA
(b) A vkSj R nksuksa lgh gS] fdUrq R, A dk lgh LiVhdj.k
ugha gSA
(c) A lgh gSa] fdUrq R xyr gSA
(d) R lgh gSa] fdUrq A xyr gSA
50. ty ds DoFkukad vkSj fgekad dks Øe'k% ,d rkieku Ldsy
P ij 1300
P ds :i esa vkSj -200
P ds :i esa vafdr fd;k
x;k gSA bl Ldsy ij lsfYl;l Ldsy ds 600
C dk rnu:ih
ikB~;kad D;k gksxk
(a) 600
P (b) 700
P
(c) 900
P (d) 1100
P
51. ,d vfHkfØ;k Vjckbu esa] fLFkj CysM esa mek ikr 8 kJ/kg.
gSa vkSj izfr voLFkk dqy mek ikr 8 kJ/kg gSaA vfHkfØ;k
dh ek=k gSa
(a) 40% (b) 60% (c) 66.7% (d) 80%

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XY` A closed balloon containing 10 kg of helium
receives 5kJ/kg of heat. During this process, the
volume of the balloon slowly increases by 0.2 m3
at constant pressure of 100 kPa. The change in
internal energy, in kJ, is
(a) 10 (b) 20 (c) 30 (d) 70
53. A gas in a container A is in thermal equilibirium
with another gas of the same mass in container B.
If the corresponding pressures and volumes are
denoted by suffixes A and B, then which of the
following statements is true ?
(a) PA ≠ PB
, VA
= VB
(b) PA
= PB
, VA
VB
(c)
(d) A A B BP V P V=
54. A liquid flows from low level Z1
, pressure P1
to a
higher level Z2
, pressure P2
, It can be concluded
(a) First law of thermodynamics has been violated
(b) second law of thermodynamics has been violated
(c) Z2
Z1
(d) P2
P1
55. The food compartment of a refrigerator is
maintained at 40
C by removing heat from it at a
rate of 360 kJ/min. If the required power input to
the refrigerator is 2 kW, the COP of the refrigerator
is
(a) 2.0 (b) 1/3 (c) 0.5 (d) 3.0
56. For a 4-stroke diesel engine, the compression ratio
is 21:1 and the cut-off ratio is 2:1. What is its
expansion ration ?
(a) 7:1 (b) 10.5 : 1
(c) 12 : 1 (d) 19 : 1
57. A ball is dropped vertically downwards, it hits the
floor with a velocity of 9 m/s and bounces to a
distance of 1.2 m. coefficient of restitution between
the floor and the ball is
(a) 0.54 (b) Zero (c) 1 (d) 0.27
58. For a material with Poisson’s ratio 0.25, the ratio
of modulus of rigidity to modulus of elasticity will
be
(a) 0.4 (b) 1.2 (c) 2.0 (d) 3.6
59. If equal and opposite forces applied to a body tend
to elongate it, then the stess produced is
(a) Tensile stress (b) Bending stress
(c) Compressive stress (d) Shear stress
60. What type of contact occurs during meshing of
helical gears?
(a) Point (b) Line
52. ,d can xqCckjk] ftlesa 10 kg ghfy;e gSa] 5kJ/kg mek
izkIr djrk gSA bl izfØ;k ds nkSjku] xqCckjs dk vk;ru /
khjs/khjs 100 kPa. vpj nkc ij 0.2 m3
c tkrk gSA
vkUrfjd mtkZ esa kJ esa gksus okyk ifjorZu gSa
(a) 10 (b) 20 (c) 30 (d) 70
53. daVsuj A esa ,d xSl] daVsuj B. esa leku nzO;eku dks ,d
vU; xSl ds lkFk rkih; larqyu esa gSA ;fn vuq:ih nkc
vkSj vk;ru dks izR;; A vkSj B, }kjk lwfpr fd;k tkrk gS]
rks fuEufyf[kr esa ls dkSulk dFku lgh gSa
(a) PA
PB
, VA
= VB
(b) PA
= PB
, VA
VB
(c)
(d) A A B BP V P V=
54. ,d nzo Lrj Z1
, nkc P1
ls mPp Lrj Z2
, nkc P2
, ij
izokfgr djrk gksrk gSA ;g fudkZ fudkyk tk ldrk gSa
fd
(a) mekxfrdh ds izFke fu;e dks Hkax fd;k x;k gSA
(b) mekxfrdh ds f}rh; fu;e dks Hkax fd;k x;k gSA
(c) Z2
Z1
(d) P2
P1
55. ,d jsfQztjsVj ds Hkkstu okys [kkus dk rkieku mlesa ls
360 kJ/min. dh nj ls mek dks gVk dj 40
C ij cuk,
j[kk tkrk gSA ;fn jsfQztjsVj dh visf{kr fo|qr~ 'kfDr
buiqV 2 kW gSa] rks jsfQztjsVj dk COP fdruk gksxk
(a) 2.0 (b) 1/3 (c) 0.5 (d) 3.0
56. ,d 4LVªkWd okys Mhty batu ds fy,] laihMu vuqikr
21:1 gSa vkSj foPNsn vuqikr 2:1 gSA foLrkj vuqikr fdruk
gS
(a) 7:1 (b) 10.5 : 1
(c) 12 : 1 (d) 19 : 1
57. ,d xsan m/okZ/kj :i ls uhps dh vksj fxjkbZ tkrh gS vkSj
9 eh- izfr lsad.M ds osx ls Q'kZ ij Vdjkrh gS vkSj mNy
dj 1-2 eh- nwjh ij tkrh gSA Q'kZ vkSj xasn ds chp
izRloLFkku xq.kkad D;k gksxk
(a) 0.54 (b) Zero (c) 1 (d) 0.27
58. 0.25 Ioklksa vuqikr okyh lkexzh ds fy,] izR;kLFkrk ekikad
ls n`rk ekikad dk vuqikr D;k gSa
(a) 0.4 (b) 1.2 (c) 2.0 (d) 3.6
59. ;fn fdlh fi.M ij leku vkSj foijhr cyksa dk iz;ksx
djus ls og nhf?kZr gks tkrk gSA rks mRiUu gksus okyk
izfrcy gSa
(a) ruu izfrcy (b) cadu izfrcy
(c) laihMu izfrcy (d) vi:i.k izfrcy
60. dqaMfyuh fx;jksa ds vUr;ksaZtu ds nkSjku fdl izdkj dk
laLi'kZ gksrk gSa

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bcd Area (d) Volume
61. Which one of the following drives is used for
transmitting power whithout slip?
(a) Belt drives (b) Rope drives
(c) Cone pulleys (d) Chain drives
62. The contact between cam and follower is to form a
(a) Lower pair (b) higher pair
(c) Sliding pair (d) rolling pair
63. Which of the following is antifriction bearing?
(a) Needle bearing (b) pedestal bearing
(c) Collar bearing (d) Hydrostatic bearing
64. Hedical gears have their teeth
(a) Inclined to wheel rim
(b) Straight over the wheel rim
(c) Curved over the wheel rim
(d) Cut on the surfaces of the frusta of cones
65. When the speed of governor increases, then
(a) Height of governor and radius of rotation
increase
(b) Height of governor and radius of rotation
decrease
(c) Height of governor decreases but radius of
rotation increases
(d) Height of governor increases but radius of
rotation decreases
66. A body of weight 30 N rests on a horizontal floor.
A gradually increasing horizontal force if applied
to the body which just starts moving when the force
is 9 N. The coefficient of friction between and the
floor will be
(a) 10/3 (b) 3/10 (c) 1/3 (d) 1/9
67. A body of weight W is placed on a rough inclined
plane. The inclination of the plane with the
horizontal is less than the angle of friction.The body
will
(a) Be in equilibrium (b) Move downwards
(c) Move Upwards (d) None of the above
68. An adiabatic process in a thermodynamic system
is one in which there is
(a) A limited heat transfer to or from the system
through the boundary
(b) No heat transfer to or from the system through
the boundary
(c) No energy transfer to or from the system through
the boundary
(d) No internal energy change in the system
69. A device used to increase the temperature of
saturated steam without raising its pressure is called
(a) Fusible plug (b) blow off cock
(c) Economiser (d) Superheater
70. Maximum diagram efficiency for Parson’s reaction
turbine is given by
(a)
( )2
2cos / 1 cosα + α
(b)
( )2
cos / 1 2cosα + α
(c)
( )2 2
cos / 1 2cosα + α
(d)
( )2 2
2cos / 1 2cosα + α
(a) fcUnq laLi'kZ (b) js[kk laLi'kZ
(c) {ks= laLi'kZ (d) vk;ru laLi'kZ
61. foliZ.k ds fcuk 'kfDr lapj.k ds fy, fuEufyf[kr esa ls
dkSulk pkyu iz;ksx fd;k tkrk gS
(a) iV~Vk pkyu (b) jTtq pkyu
(c) 'kadq iqyh (d) J`a[kyk pkyu
62. dSe vkSj vuqxkeh ds chp laLi'kZ ls D;k curk gSa
(a) fuEurj ;qxy (b) mPprj ;qxy
(c) liZ.k ;qxy (d) osYyu ;qxy
63. fuEufy[kr esa ls ?kkZ.kjks/kh cs;fjax dkSulk gSa
(a) lwfpdk cs;fjax (b) iknqd cs;fjax
(c) dkWyj cs;fjax (d) nzoLFkSfrd cs;fjax
64. dqMfyuh fx;jksa esa nkWars
(a) ifg, ds fje ij vkur gksrs gSa
(b) ifg, ds fje ij lh/ks gksrs gSa
(c) ifg, ds fje ij oØ gksrs gS
(d) 'kadqvksa ds fNUudksa dh lrgkas ij dVs gksrs gSa
65. tc vf/kfu;a=d dh xfr crh gSa] rks
(a) vf/kfu;a=d dh mWapkbZ vkSj ?kw.kZu dh f=T;k crh
gSaA
(b) vf/kfu;a=d dh mWapkbZ vkSj ?kw.kZu dh f=T;k ?kVrh
gSaA
(c) vf/kfu;a=d dh mWapkbZ ?kVrh gSa ijUrq ?kw.kZu dh
f=T;k crh gSaA
(d) vf/kfu;a=d dh mWapkbZ crh gSa ijUrq ?kw.kZu dh
f=T;k ?kVrh gSaA
66. ,d {kSfrt ry ij 30 N otu dk fiaM j[kk gSA fiaM ij
Øe'k% crs gq, {kSfrt cy dk iz;ksx fd;k tkrk gS tks cy
ds 9 N gksus ij xfreku gks tkrk gSA fiaM vkSj ry ds chp
?kkZ.k xq.kkad gksxk
(a) 10/3 (b) 3/10 (c) 1/3 (d) 1/9
67. ,d W otu dk fiaM vle vkur ry ij j[kk gSA ry dh
{kSfrt ds lkFk vkufr ?kkZ.k dks.k ls de gSA og fiaM
(a) lkE;koLFkk esa gksxk (b) uhps dh vksj xfreku gksxk
(c) mij dh vksj xfreku gksxk (d) mi;qZDr esa ls dksbZ ugha
68. ,d mekxfrd ra= ds :}kse izØe esa D;k gksrk gSa
(a) ifjlhek }kjk ra= esa ;k ra= ls lhfer mek LFkkukUrj.k
(b) ifjlhek }kjk ra= esa ;k ra= ls mek dk dksbZ LFkkukUrj.k
ugha (c) ifjlhek }kjk ra= esa ;k ra= ls mtkZ dk dksbZ
LFkkukUrj.k(d)ra= esa dksbZ vkarfjd mtkZ ifjorZu ughsa
69. lar`Ir Hkki ds nkc dks ck, fcuk mlds rkieku dks ckus
ds fy, iz;ksx dh tkus okyh ;qfDr dks D;k dgk tkrk gS
(a) laxyuh; Iyx (b) vi/keu VksaVh
(c) ferksi;ksft= (d) vfrrkid
70. iklZu vfHkfØ;k Vjckbu ds fy, vf/kdre vkjs[k n{krk
fdlds }kjk crkbZ tkrh gS
(a)
( )2
2cos / 1 cosα + α
(b)
( )2
cos / 1 2cosα + α
(c)
( )2 2
cos / 1 2cosα + α
(d)
( )2 2
2cos / 1 2cosα + α

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fgh In an isothermal process, the internal energy
(a) Always increases (b) Always decreases
(c) Increases or decreases
(d) Remains Constant
72. Which of the following is a boiler mounting?
(a) Safety Valve (b) Economizer
(c) Superheater (d) Feed pump
73. Which part of a petrol engine would need
modification if the engine is to be made to run on
LPG?
(a) Piston (b) Crank shaft
(c) Valves (d) Carburettor
74. The compression ratio for a practical diesel engine
usually lies in the range
(a) 5 – 7 (b) 7 – 9
(c) 10 – 15 (d) 16 – 22
75. For a four-cylinder engine, the firing order for
evenness of torque is
(a) 1 – 2 – 3 – 4 (b) 1 – 3 – 2 – 4
(c) 1 – 4 – 3 – 2 (d) 1 – 3 – 4 – 2
76. The drag coefficient is defined as
(a) (b) ( ) ( )2
D 0F /A / 2 Vρ
(c) ( )2
D 0F / 0.5 Vρ (d) ( )2
D 0F / 0.5 V Aρ
77. The length of the divergent portion of venturimeter
in comparison to convergent portion is
(a) Same (b) More
(c) Less
(d) Depending upon the type of flow
78. The delay period in a petrol engine is of the order
of
(a) 0.001 sec (b) 0.002 sec
(c) 0.01 sec (d) 0.05 sec
79. Octane number of iso-octane is
(a) 50 (b) 70 (c) 0 (d) 100
80. The silencer of an IC engine
(a) Reduces noise
(b) Decreases brake specific fuel consumption
(c) Increases brake specific fuel consumption
(d) Has no effect on efficiency
81. Figure shows a four bar chain and the number
indicates the respective link lengths in cm. The type
of the mechanism is known as
(a) Slider crank (b) Double crank
(c) crank rocker (d) Double rocker
82. A slider sliding at 10 cm/s on a link which is rotating
at 60 rpm, is subjected to Coriolis acceleration of
magnitude, in cm2
/s
71. lerkih izØe esa] vkUrfjd mtkZ
(a) ges'kk c tkrh gSA (b) ges'kk ?kV tkrh gSA
(c) crh ;k ?kVrh jgrh gSA
(d) vifjofrZr jgrh gSA
72. fuEufyf[kr esa ls dkSulk ckW;yj vkjksfidk ;k ekmafVx gSa
(a) lqj{kk okYo (b) ferksi;ksft=
(c) vfrrkid (d) izHkj.k iai
73. isVªksy batu dks ,y-ih-th- ij pykus ds fy, batu ds fdl
Hkkx esa vk'kks/ku dh vko';drk gksxh
(a) fiLVu (b) ØSad 'kSQV
(c) okYo (d) dkcqZjsVj
74. ,d O;kogkfjd Mhty batu dk laihMu vuqikr dk ijkl
lkekU;r% fdruk gksrk gSa
(a) 5 – 7 (b) 7 – 9
(c) 10 – 15 (d) 16 – 22
75. le cyvk?kw.kZ ds fy, pkjflfyaMj batu esa izTokyuØe
D;k gksxk
(a) 1 – 2 – 3 – 4 (b) 1 – 3 – 2 – 4
(c) 1 – 4 – 3 – 2 (d) 1 – 3 – 4 – 2
76. ladkZ xq.kkad dks fdl :i esa ifjHkkfkr fd;k tkrk gSa
(a) ( ) ( )2
D 0F /A / Vρ (b) ( ) ( )2
D 0F /A / 2 Vρ
(c) ( )2
D 0F / 0.5 Vρ (d) ( )2
D 0F / 0.5 V Aρ
77. osaVqjhehVj esa vfHklkjh Hkkx dh rqyuk esa izlkjh Hkkx dh
yEckbZ fdruh gksrh gSa
(a) leku (b) vf/kd
(c) de
(d) izokg ds izdkj ij fuHkZj djrh gSA
78. ,d isVªksy batu esa foyEc dky yxHkx fdruk gksrk gSa
(a) 0.001 sec (b) 0.002 sec
(c) 0.01 sec (d) 0.05 sec
79. vkblksvkWDVsu dh vkWDVsu la[;k gSa
(a) 50 (b) 70 (c) 0 (d) 100
80. ,d vkbZ-lh- batu dk jo 'kked ;k lkbysalj
(a) jo dks de djrk gSA
(b) czsd fof'kV bZa/ku [kir dks de djrk gSa
(c) czsd fof'kV bZa/ku [kir dks ckrk gSa
(d) bldk n{krk ij dksbZ izHkko ugha gksrk
81. bl fp= esa pkj psu n'kkZbZ xbZ gS vkSj nh xbZ la[;k,Wa
lacaf/kr fyad dh yEckbZ dks lseh esa crkrh gSA bl izdkj
dh ;a=koyh dks D;k dgk tkrk gS
(a) LykbMj ØSad (b) Mcy ØSad
(c) ØSad jkWdj (d) Mcy jkWdj
82. ,d liZd ;k LykbMj 10 lseh izfr lsad.M dh xfr ls ,sls
fyad ij liZ.k dj jgk gS tks 60 rpm , dh xfr ls ?kw.kZu
dj jgk gSA cm2
izfr lsad.M esa og fdl ifjek.k ds
dksfjvksfll Roj.k ds v/khu gSA

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qrs 20π (b)
10π
(c)
40π
(d)
80π
83. The twining moment (T) delivered by a flywheel
with respect to its angular displacement is given by
the following expression:
T = 14000 + 7000 sin
„tu vwxyu€ ‚
θ
for which delivered torque is equal
to mean torque for a single cycle are
(a) 00
, 1800
, 3600
(b) 900
, 2700
, 3600
(c) 900
, 2700
, 1800
(d) 00
, 2700
, 3600
84. The shearing strength of a rivet is 50N/mm2
. If the
diameter of the rivet is doubled, then its shearing
strength will be
(a) 100 N/mm2
(b) 200 N/mm2
(c) 50 N/mm2
(d) 300 N/mm2
85. A differential gear in an automobile is a
(a) Simple gear train (b) Epicyclic gear train
(c) Compound gear train
(d) Speed reducer
86. Creep in belt drive is due to
(a) Weak material of the belt
(b) Weak material of the pulley
(c) Uneven extensions and contractions of the belt
when it passes from tight to slack side
(d) Expansion of the belt
87. The crank shaft turning in a journal bearing forms
a
(a) Turning pair (b) sliding pair
(c) Rolling pair (d) helical pair
88. Name the mechanism in which the Coriolis
component of acceleration is to be considered
(a) Quick return motion mechanism
(b) Four-bar mechanism
(c) Slider crank mechanism
(d) Beam engine
89. Bevel gears are used to transmit rotary motion
between two shafts whose axes are
(a) Perpendicular (b) Parallel
(c) Non-intersecting (d) Non-coplanar
90. The coefficient of discharge (cd
) of an orifice varies
with
(a) Weber number (b) Mach number
(c) Reynold’s number (d) Froude number
91. Using Blasius equation, the friction factor for
turbulent flow through pipes varies are
(a) Re-1
(b) Re-0.5
(c) Re-0.33
(d) Re-0.25
92. The specific speed
( )SN
of a centrifugal pump is
given by
(a)
2/3
N Q
H
(b)
3/4
N Q
H
(c)
N Q
H
(d)
5/4
N Q
H
(a)
20π
(b)
10π
(c)
40π
(d)
80π
83. ,d xfrikyd ;k QykbOghy }kjk vius dks.kh; foLFkkiu
ds laca/k esa iznku fd;k x;k ;eyu vk?kw.kZ (T)
fuEufyf[kr vfHkO;fDr }kjk O;Dr fd;k x;k gS%
T = 14000 + 7000 sin u
θ
ds eku] ftuds fy, iznku fd;k x;k cyvk?kw.kZ
,dy pØ ds ek/; cyvk?kw.kZ ds cjkcj gSa] gSa
(a) 00
, 1800
, 3600
(b) 900
, 2700
, 3600
(c) 900
, 2700
, 1800
(d) 00
, 2700
, 3600
84. ,d fjosV dk vi:i.k lkeFkZ 50N/mm2
.gSaA ;fn fjosV
dk O;kl nqxquk dj fn;k tkrk gS] rks bldk vi:i.k
lkeFkZ fdruk gksxk
(a) 100 N/mm2
(b) 200 N/mm2
(c) 50 N/mm2
(d) 300 N/mm2
85. ,d vkWVkseksckby esa foHksnh fx;j dSlk gksrk gS
(a) ljy fx;jekyk (b) vf/kpfØd fx;jekyk
(c) feJ fx;jekyk (d) pky U;wudkjh
86. iV~Vk pkyu esa foliZ.k fdl dkj.k ls gksrk gS
(a) iV~Vs dh detksj lkexzh
(b) iqyh dh detksj lkexzh
(c) dls gq, ik'oZ ls f'kfFky ik'oZ dh vksj tkrs
le; iV~Vs dk vleku foLrkj vkSj ladqpu
(d) iV~Vs dk izlkj
87. tuZy cs;fjax esa ØSad 'kSQV dk orZu cukrk gS
(a) orZu ;qxy (b) liZ.k ;qxy
(c) osYyu ;qxy (d) dqaMfyuh ;qxy
88. ml ;a=koyh dk uke crkb, ftlesa Roj.k ds dksfjvksfyl
?kVd dks ekuk tkrk gSA
(a) nqzr ifjorZu xfr ;a=koyh
(b) prqnZaM ;a=koyh
(c) LykbMj ØSad ;a=koyh
(d) naM batu
89. csosy fx;jksa dk iz;ksx ,sls nks 'kSQVksa ds chp ?kw.khZ xfr
izsfkr djus ds fy, fd;k tkrk gS ftuds v{k
(a) yac gksa (b) lekUrj gksa
(c) vizfrPNsnh gksa (d) vleryh; gksa
90. ja?kz ;k vkL; dk foltZu (cd
) fdlds lkFk ifjofrZr gksrk
gS
(a) oscj la[;k (b) ek[k la[;k
(c) jsukWYM la[;k (d) ÝkmM la[;k
91. CySfl;l lehdj.k dk iz;ksx djrs gq,] ikbi }kjk fo{kqC/k
izokg ds fy, ?kkZ.k xq.kd fdlds vuqlkj ifjofrZr gksxk
(a) Re-1
(b) Re-0.5
(c) Re-0.33
(d) Re-0.25
92. vidsUnzh iEi dh fof'kV xfr (N
s
) fdlds }kjk crkbZ
tkrh gSa
(a)
2/3
N Q
H
(b)
3/4
N Q
H
(c)
N Q
H
(d)
5/4
N Q
H

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…†ˆ Pressure intensity inside the water droplets is (where
= surface tension d = diameter of bubble)
(a) (b)
2
P
d
σ
=
(c)
4
P
d
σ
= (d) P
d
σ
=
94. The length of a rectangular weir is L and height H1
.
The maximum depth of water on the upstream side
of the weir is H. Flow rate over the notch (Q) is
(a) (b) ( )
5/2
d
2
Q c L 2g H H
3
= −
(c)
3/2
d
2
Q c L 2gH
3
=
(d) ( )
5/2
d 1
2
Q c L 2g H H
3
= −
95. Low specific speed of a turbine implies that it is
(a) Propeller turbine (b) Francis turbine
(c) Impulse turbine (d) Kaplan turbine
96. Flow of water in a pipe about 3 metres in diameter
can be measured by
(a) Orifice plate (b) Venturi
(c) Pilot tube (d) Nozzle
97. In a pilot tube, at the stagnation point
(a) Pressure is zero
(b) Total energy is zero
(c) Pressure head is equal to velocity
(d) All the velocity head is converted into pressure
head
98. Navier- Stokes equations are associated with
(a) Buoyancy (b) Supersonic flow
(c) Vortex flow (d) viscous flow
99. A hydrometer is used to determine
(a) Relative humidity
(b) Surface tension of liquids
(c) Specific gravity of liquids
(d) Viscosity of liquids
100. In flow through a pipe, the transition from laminar
to turbulent flow does not depend on
(a) Velocity of the fluid
(b) Density of the fluid
(c) Length of the pipe
(d) Diameter of the pipe
93. ty dh lw{e cwnksa ds vanj nkc rhozrk gS tgkWa ( σ = iqB
ruko d = cqycqys dk O;kl)
(a) (b)
2
P
d
σ
=
(c)
4
P
d
σ
= (d) P
d
σ
=
94. ,d vk;rkdkj fo;j dh yEckbZ L gSa vkSj mWapkbZ H1
gSaA fo;j ds izfr izokg ij ty dh vf/kdre xgjkbZ
H gSA ukWp (Q) ds mij izokg nj gS
(a) (b) ( )
5/2
d
2
Q c L 2g H H
3
= −
(c)
3/2
d
2
Q c L 2gH
3
=
(d) ( )
5/2
d 1
2
Q c L 2g H H
3
= −
95. fuEu fof'kV xfr Vjckbu dk vFkZ gSa fd ;g gSa
(a) iz.kksnd Vjckbu (b) Ýkafll Vjckbu
(c) vkosxh Vjckbu (d) dSIyku Vjckbu
96. yxHkx 3 ehVj O;kl dh ikbi esa ty ds izokg dks fdlds
}kjk ekik tk ldrk gS
(a) vkL; IysV (b) osaUVqjh
(c) fijksV V~;wc (d) uksty
97. fijksV~ V~;wc esa] izxfrjks/k fcUnq ij
(a) nkc 'kwU; gksrk gS (b) dqy mtkZ 'kwU; gksrh gS
(c) nkc 'khkZ osx ds leku gksrk gSA
(d) lHkh osx 'khkZ nkc 'khkZ esa ifjofrZr gks tkrs
gSA
98. usfo;j LVksDl lehdj.k fdlls lEcU} gSa
(a) mRIykou (b) ijk/ofud izokg
(c) Hkzfey izokg (d) ';ku izokg
99. ,d gkbMªksehVj dk iz;ksx D;k fu/kkZfjr djus ds fy, fd;k
tkrk gSa
(a) lkis{k vknzZrk (b) nzoksa dk i`B ruko
(c) nzoksa dk fof'kV xq:Ro
(d) nzoksa dh ';kurk
100. ,d ikbi ds ek/;e ls Lrjh; izokg ls fo{kqC/k izokg
rd dk laØe.k fdl ij fuHkZj ugha djrk
(a) rjy dk osx
(b) rjy dk ?kuRo
(c) ikbi dh yEckbZ
(d) ikbi dk O;kl