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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A jet engine works on the principle of conservation of

Energy
Flow
Mass
Linear momentum

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Compressors, Gas Turbines and Jet Engines
Euler's equation is applicable for

Axial compressor
All of these
Centrifugal compressor
Pumps

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Compressors, Gas Turbines and Jet Engines
The maximum delivery pressure in a rotary air compressor is

50 bar
10 bar
20 bar
30 bar

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Compressors, Gas Turbines and Jet Engines
High air-fuel ratio in gas turbines

Reduces exhaust temperature
Improves thermal efficiency
Do not damage turbine blades
Increases power output

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Compressors, Gas Turbines and Jet Engines
The compressor performance at higher altitude compared to sea level will be

Higher
Dependent on other factors
Same
Lower

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Compressors, Gas Turbines and Jet Engines
The work done per unit mass of air in compression will be least when 'n' is equal to

1.4
1.3
1
1.2

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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