A:-100
B:-200
6:50
D:-75
Correct Answer:- Option-A
Question38:-For a shaft fixed at one end and camrying a rotor at the free end the nodal point will lie at
A:-free end
B:-the mid length of the shaft
C:-the fixed end
D:-*2/137~(rd)* of distance from the free end
Correct Answer:- Option-C
Question39:-For a small change of speed, if the displacement of the sleeve is high, then the govemor
A:-Hunting
B:-Isochronous
C:-Sensitive
D:-Stable
Correct Answer:- Option-C
Question40:-Dryness fraction is the ratio of
A:-Mass of dry steam to the mass of water vapour in suspension
B:-Mass of water vapour in suspension to the mass of water vapour and mass of dry steam
C:-Mass of dry steam to the mass of dry steam and mass of water vapour in suspension
D:-Mass of water vapour in suspension to the mass of dry steam
Correct Answer:- Option-C
Question41:-The function of a steam trap is
A:-To stop water particles going along with steam
B:-To drain off water resulting from partial condensation of steam pipes
C:-To prevent steam leaking out from the boiler
D:-To regulate the steam flow rate from the boiler
Correct Answer:- Option-B
Question42:-For a thin cylinder subjected to internal pressure the ratio of circumferential and longitudinal stresses are in the
ratio

ಹಿ
B:
6:

0:-1:2

Correct Answer:- Option-A
Question43:-In a gas turbine the function of regenerator is

A:-Heating the compressed air on its way to combustion chamber

B:-Heating the fuel supplied to combustion chamber

C:-Heating the gases leaving the combustion chamber

D:-Heating the turbine exhaust before it enters the low pressure stage

Correct Answer:- Option-A
Question44:-The air screw of an airplane is rotating clockwise when looking from the front. If it makes a left tum the
gyroscopic effect will be

A:-Tend to depress the nose and raise the tail
B:-Tend to raise the nose and depress the trail
C:-Tilt the aeroplane
D:-None of the above
Correct Answer:- Option-B
Question45:-For forced convection Nusselt number is a function of
A:-Prandt] and Grashoff number
B:-Reynolds Mach number
C:-Reynolds and Grashoff number
D:-Reynolds and Prandt number
Correct Answer:- Option-D
Question46:-If the mean velocity of water is V, R be hydraulic mean depth, p and p be density and viscosity of water then
Reynold number *(R_(e))" is defined चेऽ
க்ப்‌
ஊங்ஸம்‌
C:-*(rhoVR)/mu*