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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of

Atmospheric air
Vacuum
Oxygen alone
Compressed air

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Compressors, Gas Turbines and Jet Engines
A rocket works with maximum overall efficiency when air craft velocity is equal to the

Twice the jet velocity
Jet velocity
Half the jet velocity
Average of the jet velocity

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Compressors, Gas Turbines and Jet Engines
The pressure and temperature conditions of air at the suction of compressor are

Slightly more than atmospheric
Slightly less than atmospheric
Pressure slightly less than atmospheric and temperature slightly more than atmospheric
Atmospheric

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the branch connections from compressed air lines should be taken from

Right side of main
Bottom side of main
Left side of main
Top side of main

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Compressors, Gas Turbines and Jet Engines
For supplying intermittent small quantity of air at high pressure, following compressor is best suited

Reciprocating
Screw
Axial
Centrifugal

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Compressors, Gas Turbines and Jet Engines
A jet engine has

No propeller
Propeller at back
Propeller on the top
Propeller in front

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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