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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

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

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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

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

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Compressors, Gas Turbines and Jet Engines
The work done per unit mass of air in compression will be least when 'n' is equal to

1.2
1.3
1.4
1

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Compressors, Gas Turbines and Jet Engines
The stagnation pressure rise in a centrifugal compressor takes place

In the inlet guide vanes only
In the diffuser and impeller
In the diffuser only
In the impeller only

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

Sun
Shade
Enclosed room
Rain

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

Reciprocating compressor
Turbo compressor
Centrifugal compressor
Axial flow compressor

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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