Compressors, Gas Turbines and Jet Engines
An ideal air compressor cycle with clearance on P-V diagram can be represented by following processes

One adiabatic, one isobaric and two constant volumes
Two adiabatic, one isobaric and one constant volume
Two adiabatic and two isobaric
One adiabatic, two isobaric, and one constant volume

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Compressors, Gas Turbines and Jet Engines
The mean effective pressure of the compressor is the

None of these
Volume of air sucked by the compressor during its suction stroke
Volume of air delivered by the compressor
Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions

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Compressors, Gas Turbines and Jet Engines
Which of the following statement is correct relating to rocket engines?

All of these
The stagnation conditions exist at the combustion chamber
The combustion chamber in a rocket engine is directly analogous to the reservoir of a supersonic wind tunnel
The exit velocities of exhaust gases are much higher than those in jet engine

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