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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
As the turbine inlet temperature increases, the thermal efficiency of gas turbine for the optimum pressure ratio

Decreases
Increases
First increases and then decreases
Remain same

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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
Open cycle gas turbine works on

Carnot cycle
Brayton or Atkinson cycle
Rankine cycle
Ericsson cycle

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Compressors, Gas Turbines and Jet Engines
The capacity of a compressor is 5 m/min refers to

Standard air
Compressed air at delivery pressure
Free air
Compressed air

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Compressors, Gas Turbines and Jet Engines
The fuel consumption in gas turbines is accounted for by

Higher heating value
Higher calorific value
Lower heating value
Heating value

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

Control temperature
Control output of turbine
Increase efficiency
Control fire hazards

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