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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In gas turbines, high thermal efficiency is obtained in

Closed cycle
Closed cycle & Open cycle
Open cycle
Closed/open depending on other considerations

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Compressors, Gas Turbines and Jet Engines
The clearance volume of the air compressor is kept minimum because

It allows maximum compression to be achieved
It permits isothermal compression
It greatly affects volumetric efficiency
It results in minimum work

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Compressors, Gas Turbines and Jet Engines
The criterion of the thermodynamic efficiency for rotary compressor is

None of the listed here
Polytropic compression
Isothermal compression
Isentropic compression

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

None of these
Frictional power
Indicated power
Brake power

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Compressors, Gas Turbines and Jet Engines
A 3 m³/min compressor means that it

Compresses 3 m³/ min of free air
Compresses 3 m³/min of standard air
Delivers 3 m³/ min of compressed air
Delivers 3 m³/ min of compressed air at delivery pressure

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Compressors, Gas Turbines and Jet Engines
1 m of air at atmospheric condition weighs approximately

1.3 kg
0.5 kg
1.0 kg
2.2 kg

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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