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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The type of rotary compressor used in aeroplanes, is of

Axial flow type
Centrifugal type
Radial flow type
None of these

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Compressors, Gas Turbines and Jet Engines
The capacity of compressor will be highest when its intake temperature is

Anything
Lowest
Highest
Atmospheric

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Compressors, Gas Turbines and Jet Engines
The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is

More
May be less or more depending on ambient conditions
Same
Less

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

The propulsive matter is caused to flow around the propelled body
All of these
Its functioning does not depend on presence of air
Propulsive matter is ejected from within the propelled body

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Compressors, Gas Turbines and Jet Engines
There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would

Remain same
None of these
Increase
Decrease

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Compressors, Gas Turbines and Jet Engines
The efficiency of jet engine is

Same at all altitudes
Higher at high speed
Lower at low speed
Higher at high altitudes

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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