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Compressors, Gas Turbines and Jet Engines

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

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

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Compressors, Gas Turbines and Jet Engines
The performance of air compressor at high altitudes will be ________ as compared to that at sea level.

None of these
Same
Lower
Higher

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Compressors, Gas Turbines and Jet Engines
If the flow of air through the compressor is perpendicular to its axis, then it is a

Centrifugal compressor
Reciprocating compressor
Turbo compressor
Axial flow compressor

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Compressors, Gas Turbines and Jet Engines
In jet propulsion power unit, the inlet duct of diverging shape is used in order to

Beautify the shape
Provide robust structure
Collect more air
Convert kinetic energy of air into pressure energy

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Compressors, Gas Turbines and Jet Engines
Ramjet engine

Produces a jet consisting of plasma
Is self operating at zero flight speed
Is not self operating at zero flight speed
Requires no air for its operation

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Compressors, Gas Turbines and Jet Engines
Pick up the wrong statement about advantages of multistage compression

Air can be cooled perfectly in between
Mechanical balance is better
More loss of air due to leakage past the cylinder
Better lubrication is possible advantages of multistage

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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