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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The working fluid in a turbine is

In the form of air and water mixture
In three phases
In two phases
In a single phase

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Compressors, Gas Turbines and Jet Engines
The net work input required for compressor with increase in clearance volume

Increases/decreases depending on compressor capacity
Increases
Decreases
Remains same

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Compressors, Gas Turbines and Jet Engines
Fighter bombers use following type of engine

Turbojet
Turbo-propeller
Rocket
Ramjet

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Compressors, Gas Turbines and Jet Engines
The efficiency and work ratio of a gas turbine plant can be increased by

All of these
Adding heat exchanger
Injecting water in/around combustion chamber
Reheating the air after partial expansion in the turbine

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Compressors, Gas Turbines and Jet Engines
The performance of air compressor at high altitudes will be ________ as compared to that at sea level.

None of these
Higher
Lower
Same

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Compressors, Gas Turbines and Jet Engines
In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the

None of these
Thrust and range of aircraft
Both (A) and (B)
Efficiency of the engine

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