55) In a compressor, work is done on the piston during suction of air and work is done by the piston during compression as well as delivery of air.

Agree

Disagree

Answer is:

Agree

Agree

Disagree

Answer is:

same

one-half

one-fourth

one-sixth

Answer is:

inlet whirl velocity

outlet whirl velocity

inlet velocity of flow

outlet velocity of flow

Answer is:

exit nozzle, which is a constant volume process

exit nozzle, which is essentially an isentropic process

turbine blades, which is a constant volume process

turbine blades, which is essentially an isentropic process

Answer is: