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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, the flow of air is ________ to the axis of compressor.

None of these
Inclined
Perpendicular
Parallel

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Compressors, Gas Turbines and Jet Engines
In a jet engine, the air-fuel ratio is

1.2506944444444
2.0840277777778
2.5006944444444
1.6673611111111

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Compressors, Gas Turbines and Jet Engines
The temperature of air at the beginning of the compression stroke is ________ the atmospheric temperature.

None of these
Equal to
More than
Less than

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Compressors, Gas Turbines and Jet Engines
Gas turbine works on

Ericsson cycle
Carnot cycle
Rankine cycle
Brayton or Atkinson cycle

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Compressors, Gas Turbines and Jet Engines
The thrust of a jet propulsion power unit can be increased by

Burning fuel after gas turbine
Injecting ammonia into the combustion chamber
Injecting water into the compressor
All of these

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Compressors, Gas Turbines and Jet Engines
The type of rotary compressor used in aeroplanes, is of

Axial flow type
Radial flow type
None of these
Centrifugal type

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