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Compressors, Gas Turbines and Jet Engines

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

Swept volume
Compressor capacity
Free air delivery
None of these

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Compressors, Gas Turbines and Jet Engines
Open cycle gas turbine works on

Rankine cycle
Carnot cycle
Ericsson cycle
Brayton or Atkinson cycle

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Compressors, Gas Turbines and Jet Engines
With the decrease in compression ratio, the volumetric efficiency

Increases
First decrease and then increase
Does not change
Decreases

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Compressors, Gas Turbines and Jet Engines
Propulsion efficiency of the following order is obtained in practice

0.5
0.72
0.6
0.34

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Compressors, Gas Turbines and Jet Engines
The compressed air may be used

All of the listed here
In starting and supercharging of I.C. engines
In gas turbine plants
For operating pneumatic drills

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Compressors, Gas Turbines and Jet Engines
Gas turbine as compared to internal combustion engine

Produces uniform torque
All of the listed here
Has more efficiency
Can be driven at a very high speed

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