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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The work ratio of simple gas turbine cycle depends on

Maximum cycle temperature
Pressure ratio
Minimum cycle temperature
All of these

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Compressors, Gas Turbines and Jet Engines
The following property is most important for material used for gas turbine blade

Corrosion resistance
Fatigue
Creep
Toughness

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Compressors, Gas Turbines and Jet Engines
Water is injected in gas turbine cycle to

Control fire hazards
Increase efficiency
Control output of turbine
Control temperature

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Compressors, Gas Turbines and Jet Engines
Aeroplanes employ following type of compressor

Centrifugal
Radial flow
Axial flow
None of these

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Compressors, Gas Turbines and Jet Engines
The net work input required for compressor with increase in clearance volume

Remains same
Increases
Decreases
Increases/decreases depending on compressor capacity

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Compressors, Gas Turbines and Jet Engines
For minimum work required to compress and deliver a quantity of air by multistage compression

The compression ratio in each stage should be same
The work-done in each stage should be same
All of the listed here
The intercooling should be perfect

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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