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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Gas turbine as compared to internal combustion engine

Produces uniform torque
Can be driven at a very high speed
All of the listed here
Has more efficiency

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Compressors, Gas Turbines and Jet Engines
The axial flow compressor is preferred in aircraft gas turbines because of

High pressure rise
Higher thrust
None of the listed here
Low frontal area

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Compressors, Gas Turbines and Jet Engines
Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on

Pressure ratio
Mass flow rate
Stagnation pressure at the outlet
Change in load

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Compressors, Gas Turbines and Jet Engines
The gas in cooling chamber of a closed cycle gas turbine is cooled at

Constant pressure
Constant volume
Constant temperature
None of the listed here

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Compressors, Gas Turbines and Jet Engines
A turboprop is preferred to turbojet because

It can fly at supersonic speeds
It can fly at high elevations
It has high power for take off
It has high propulsive efficiency at high speeds

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Compressors, Gas Turbines and Jet Engines
What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt?

6 m³/ mt.
1.5 m³/ mt.
18 m³/ mt.
3 m³/ mt.

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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