Most of gases exhibit drop in temperature upon expansion. However, this may not be true in case of
A.Carbondioxide
B.Oxygen
C.Hydrogen
D.Helium
Category: Mechanical Engineering Mcqs
The graphite rods in a nuclear pile
A.Convert fast moving neutrons into thermal neutrons
B.Furnish alpha particles
C.Furnish alpha beta particles
D.Furnish neutron to fission U235
E.Undergo combustion which triggers the fission reaction
The process for steel making being used at Rourkela steel plant is
A.L-D process
B.Duplex process
C.Bessemmer process
D.Open hearth process
E.Electric process
Presence of moisture in a refrigeration cycle will show its effect at
A.Compressor suction
B.Compressor discharge
C.Expansion valve
D.Condenser
E.All of the above
An axial flow compressor is suitable for
A.high volume flow rates with a small pressure rise
B.high volume flow rates with high pressure rise
C.low volume flow rates with low pressure rise
D.low volume flow rates with high pressure rise
The motion of a bicycle wheel is
A.Linear
B.Rotary
C.Translatory
D.Rotary as well as translatory
E.Curvilinear
Cold heading is a process of
A.High energy rate forming
B.Explosive forming
C.Pneumatic mechanical forming
D.Electro-machining process
E.Chipless machining
A 66 kV transmission line carrying power to a distance of 120 kilometre will be termed as
A.Tiny transmission line
B.Very short transmission line
C.Short transmission line
D.Medium transmission line
E.Long transmission line
The maximum percentage of carbon in ferrite is
A.0.00%
B.0.03%
C.0.04%
D.0.25%
E.0.13%
