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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The maximum temperature in a gas turbine is

1000°C
500°C
700°C
200°C

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Compressors, Gas Turbines and Jet Engines
A rocket engine for the combustion of its fuel

Uses surrounding air
Uses compressed atmospheric air
Does not require oxygen
Carries its own oxygen

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Compressors, Gas Turbines and Jet Engines
Losses in a centrifugal compressor are due to

Inlet losses
All of the listed here
Diffuser losses
Impeller channel losses

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Compressors, Gas Turbines and Jet Engines
An air compressor may be controlled by

Any one of the above
Blow off control
Throttle control
Clearance control

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Compressors, Gas Turbines and Jet Engines
The material commonly used for air craft gas turbine is

Timken, Haste alloys
Stainless steel
High alloy steel
Duralumin

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Compressors, Gas Turbines and Jet Engines
Ram compression in turbojet involves

Increasing speed of incoming air
Lost work
Compression of inlet air
Reduction of speed of incoming air and conversion of part of it into pressure energy

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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