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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The output of a gas turbine is 300 KW and its efficiency is 20 percent, the heat supplied is

6000 KW
150 KW
15 KW
600 KW

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Compressors, Gas Turbines and Jet Engines
The ratio of isentropic work to Euler’s work is known as

Pressure coefficient
Euler
Compressor efficiency
Isentropic efficiency

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Compressors, Gas Turbines and Jet Engines
Maximum delivery pressure is a rotary air compressor is of the order of

6 kg/cm²
16 kg/cm²
10 kg/cm²
25 kg/cm²

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Compressors, Gas Turbines and Jet Engines
The closed cycle in gas turbines

Is used when gas is to be burnt
Provides greater flexibility
In never used
Provides lesser flexibility

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Compressors, Gas Turbines and Jet Engines
The velocity of air entering in a rocket is ___ as compared to an aircraft.

More
Zero
Less
Same

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the compressed air main line should

Drop gradually towards the point of use
Be laid vertically
Rise gradually towards the point of use
Be laid exactly horizontally

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