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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be

1.06 kg/cm²
1.00 kg/cm²
1.03 kg/cm²
0.53 kg/cm²

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Compressors, Gas Turbines and Jet Engines
Ram compression in turbojet involves

Increasing speed of incoming air
Lost work
Reduction of speed of incoming air and conversion of part of it into pressure energy
Compression of inlet air

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Compressors, Gas Turbines and Jet Engines
The volume of air sucked by the compressor during its suction stroke is called

None of these
Swept volume
Free air delivery
Compressor capacity

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Compressors, Gas Turbines and Jet Engines
A compressor at high altitudes will require ___ power.

None of the listed here
More
Less
Same

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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

Reciprocating compressor
Axial flow compressor
Turbo compressor
Centrifugal compressor

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Compressors, Gas Turbines and Jet Engines
For minimum work required to compress and deliver a quantity of air by multistage compression

The compression ratio in each stage should be same
The intercooling should be perfect
The work-done in each stage should be same
All of the listed here

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