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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Reheating in gas turbine results in

Both (A) and (B) above
Decrease of work ratio
Increase of work ratio
Decrease of thermal efficiency

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

All of these
Pumps
Centrifugal compressor
Axial compressor

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Compressors, Gas Turbines and Jet Engines
The ratio of work-done per cycle to the stroke volume of the compressor is known as

Compressor efficiency
Compressor capacity
Mean effective pressure
Compression ratio

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Compressors, Gas Turbines and Jet Engines
The thermal efficiency of a gas turbine as compared to a diesel plant is

Less
Depends on other factors
More
Same

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Compressors, Gas Turbines and Jet Engines
Which is false statement about advantages of multistage compressor in comparison to single stage compressor?

Better mechanical balance
Less power requirement
Less loss of air due to leakage past the cylinder
Lower volumetric efficiency

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Compressors, Gas Turbines and Jet Engines
Work ratio of a gas turbine may be improved by

Decreasing the compression work
Increasing the turbine work
Increasing the compression work
Both (A) and (C) above

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