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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Euler's equation can be used for

All of these
Pumps
Radial flow compressors
Axial flow compressors

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Compressors, Gas Turbines and Jet Engines
The volume of air delivered by the compressor is called

Free air delivery
Swept volume
None of the listed here
Compressor capacity

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Compressors, Gas Turbines and Jet Engines
Maximum delivery pressure is a rotary air compressor is of the order of

16 kg/cm²
25 kg/cm²
10 kg/cm²
6 kg/cm²

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Compressors, Gas Turbines and Jet Engines
Which is false statement about multistage compression?

Volumetric efficiency is high
Power consumption per unit of air delivered is low
The moisture in air is condensed in the inter-cooler
It is best suited for compression ratios around 7:1

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Compressors, Gas Turbines and Jet Engines
Cylinder clearance in a compressor should be

About 50% of swept volume
As small as possible
As large as possible
About 100% of swept volume

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Compressors, Gas Turbines and Jet Engines
In a single stage, single acting reciprocating air compressor, without clearance, the work-done on the air during isentropic compression is ________ the heat required to raise the temperature of air from T₁ to T₂ at a constant pressure.

Equal to
Greater than
Less than
None of these

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