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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The gas in cooling chamber of a closed cycle gas turbine is cooled at

Constant volume
Constant pressure
None of the listed here
Constant temperature

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Compressors, Gas Turbines and Jet Engines
A machine used to raise the pressure of air is called

Air motor
Gas turbine
I.C engine
Compressor

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Compressors, Gas Turbines and Jet Engines
Isothermal compression efficiency, even when running at high speed, can be approached by using

Both (A) and (B) above
Cold water spray
Fully insulating the cylinder
Multistage compression

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Compressors, Gas Turbines and Jet Engines
In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into

Discharge nozzle
Back to the compressor
Atmosphere
Vacuum

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Compressors, Gas Turbines and Jet Engines
Euler's equation is applicable for

All of these
Axial compressor
Pumps
Centrifugal compressor

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Compressors, Gas Turbines and Jet Engines
The absolute pressure of air at the outlet of a compressor is called

Critical pressure
None of the listed here
Back pressure
Discharge pressure

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