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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Gas turbine works on

Ericsson cycle
Rankine cycle
Brayton or Atkinson cycle
Carnot cycle

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Compressors, Gas Turbines and Jet Engines
The ratio of work done per cycle to the swept volume in case of compressor is called

Mean effective pressure
Compression index
Compressor efficiency
Compression ratio

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Compressors, Gas Turbines and Jet Engines
If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches

Adiabatic
Isochoric
Isothermal
Isentropic

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency of a compressor

Increases with increase in compression ratio
Decreases with increase in compression ratio
Decreases with decrease in compression ratio
Increases with decrease in compression ratio

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Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, the highest Mach number leading to shock wave in the fluid flow occurs at

Impeller outlet radius
Diffuser outlet radius
Impeller inlet radius
Diffuser inlet radius

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Compressors, Gas Turbines and Jet Engines
Ratio of indicated H.P. and brake H.P. is known as

Mechanical efficiency
Adiabatic efficiency
Volumetric efficiency
Isothermal efficiency

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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