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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as

Work factor
Degree of reaction
Slip factor
Pressure coefficient

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Compressors, Gas Turbines and Jet Engines
During peak load periods, the best method of controlling compressors is

Variable speed
Relief valve
Start-stop motor
Constant speed unloader

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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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Compressors, Gas Turbines and Jet Engines
The maximum compression ratio in an actual single stage axial flow compressor is of the order of

0.048611111111111
0.045138888888889
0.043055555555556
0.00070833333333333

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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

Isentropic
Isochoric
Adiabatic
Isothermal

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency of compressor with increase in compression ratio will

Decrease
May increase or decrease depending on clearance volume
Remain same
Increase

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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