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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The compression ratio in a gas turbine is of the order of

0.50069444444444
3.5 : 1
0.33402777777778
0.20902777777778

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

Radial flow type
Axial flow type
Centrifugal type
None of the listed here

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

0.34
0.5
0.6
0.72

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Compressors, Gas Turbines and Jet Engines
Reheating in a multistage expansion gas turbine ________ compressor work.

Decreases
Increases
None of these
Has no effect on

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Compressors, Gas Turbines and Jet Engines
The pressure ratio in gas turbines is of the order of

0.084027777777778
0.16736111111111
0.37569444444444
2.5423611111111

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Compressors, Gas Turbines and Jet Engines
A machine used to raise the pressure of air is called

I.C engine
Air motor
Gas turbine
Compressor

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