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.Management Sciences
Category: Mechanical Engineering Mcqs
Differential monometer is used to measure___________________?
A. pressure in pipes, channels etc.
B. atmospheric pressure
C. very low pressure
D. difference of pressure between two points
E. velocity in pipes
Thermal diffusivity of a substance is ____________________?
A. proportional of thermal conductivity
B. inversely proportional to k
C. proportional to (k)
D. inversely proportional to k2
E. none of the above
In the Halsey 50-50 plan, the following are rewarded more___________________?
A. past good workers
B. past poor workers
C. past average workers
D. all of the above
E. none of the above
The property of a material by virtue of which a body returns to its original, shape after removal of the load is called____________________?
A. plasticity
B. elasticity
C. ductility
D. malleability
E. resilience
A circle passing through the pitch point with its center at the center of cam axis is known as___________________?
A. pitch circle
B. base circle
C. prime circle
D. outer circle
E. cam circle
A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m , then the hoop stress will be_________________?
A. 30 MN/m2
B. 50 MN/m2
C. 100 MN/m2
D. 200 MN/m2
E. 300 MN/m2
For economical operation of a nuclear plant__________________?
A. used fuel should be reprocessed
B. moderator should be used
C. coolant should be employed
D. control rods should be used
E. reflector should be used
Alkaline pyrogallate is used in Orsat’s apparatus for absorption of _________________?
A. C02
B. CO
C. 02
D. N2
E. none of the above
A supercritical boiler is one that operates above the pressure and temperature of following values_____________________?
A. 100 kg/cm2 and 540°C
B. 1 kg/cm2 and 100°C
C. 218 kg/cm2 abs and 373°C
D. 218 kg/cm2 abs and 540°C
E. 100 kg/cm2 abs and 373°C
Basic constituents of Monel metal are _________________?
A. nickel, copper
B. nickel, molybdenum
C. zinc, tin, lead
D. nickel, lead and tin
E. none of the above
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