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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Reheating in multistage expansion gas turbine results in

Maximum work output
Reduction in compressor work
High thermal efficiency
Decrease of heat loss in exhaust

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

All of these
The propulsive matter is caused to flow around the propelled body
Its functioning does not depend on presence of air
Propulsive matter is ejected from within the propelled body

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Compressors, Gas Turbines and Jet Engines
Reciprocating air compressor is best suited for

Small quantity of air at low pressure
Large quantity of air at low pressure
Small quantity of air at high pressure
Large quantity of air at high pressure

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Compressors, Gas Turbines and Jet Engines
Gas turbine as compared to internal combustion engine

All of the listed here
Produces uniform torque
Can be driven at a very high speed
Has more efficiency

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Compressors, Gas Turbines and Jet Engines
Which is false statement about advantages of multistage compressor in comparison to single stage compressor?

Better mechanical balance
Less loss of air due to leakage past the cylinder
Lower volumetric efficiency
Less power requirement

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Compressors, Gas Turbines and Jet Engines
The compression ratio in a gas turbine is of the order of

0.33402777777778
0.20902777777778
0.50069444444444
3.5 : 1

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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