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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is

Low/high depending on make and type
High
Low
Same

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Compressors, Gas Turbines and Jet Engines
Standard air is the air at ___ and relative humidity of 36 percent.

1 bar and 40°C
0.1 bar and 20°C
0.1 bar and 40°C
1 bar and 20°C

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Compressors, Gas Turbines and Jet Engines
Only rocket engines can be propelled to space because

They have high propulsion efficiency
These engines can work on several fuels
They can generate very high thrust
They are not air breathing engines

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the branch connections from compressed air lines should be taken from

Bottom side of main
Left side of main
Right side of main
Top side of main

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Compressors, Gas Turbines and Jet Engines
The air power of the compressor is also known as

None of these
Brake power
Frictional power
Indicated power

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Compressors, Gas Turbines and Jet Engines
Which is false statement about air receivers?

These act as reservoir to take care of sudden demands
These increase compressor efficiency
These knock out some oil and moisture
These are used to dampen pulsations

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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