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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The main purpose of reheating in gas turbine is to

Increase speed
Increase power output
Reduce turbine size
Increase temperature

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Compressors, Gas Turbines and Jet Engines
Air-fuel ratio in a jet engine will be of the order of

0.62569444444444
0.83402777777778
0.41736111111111
2.5006944444444

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Compressors, Gas Turbines and Jet Engines
The compressed air may be used

For operating pneumatic drills
In starting and supercharging of I.C. engines
In gas turbine plants
All of the listed here

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Compressors, Gas Turbines and Jet Engines
The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.

One fourth
Same
One-half
One sixth

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

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

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Compressors, Gas Turbines and Jet Engines
Turbofan engine employs

No air stream
Two or more air streams
One air stream
Solid fuel firing

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