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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
An air receiver is to be placed outside. Should it be placed in

Shade
Rain
Sun
Enclosed room

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency of compressor with increase in compression ratio will

Decrease
Increase
Remain same
May increase or decrease depending on clearance volume

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency for reciprocating air compressors is about

40 to 60%
60 to 70%
10 to 40%
70 to 90%

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

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

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Compressors, Gas Turbines and Jet Engines
Axial flow compressor resembles

Centrifugal pump
Sliding vane compressor
Turbine
Reciprocating pump

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Compressors, Gas Turbines and Jet Engines
The ratio of the net work obtained from the gas turbine plant to the turbine work is known as

None of these
Pressure ratio
Compression ratio
Work ratio

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