Compressors, Gas Turbines and Jet Engines
In a jet propulsion

The propulsive matter is ejected from within the propelled body
The propulsive matter is caused to flow around the propelled body
Its functioning does not depend upon presence of air
None of these

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

Volume of air delivered by the compressor
Volume of air sucked by the compressor during its suction stroke
None of these
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
Inter-cooling in gas turbine results in

Increase in net output but decrease in thermal efficiency
Increase in both thermal efficiency and net output
Increase in thermal efficiency but decrease in net output
Decrease in both thermal efficiency and net output

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Compressors, Gas Turbines and Jet Engines
Intercooling in gas turbines

Decreases net output and thermal efficiency both
Increases net output but decreases thermal efficiency
Increases net output and thermal efficiency both
Decreases net output but increases thermal efficiency

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