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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Cylinder clearance in a compressor should be

About 50% of swept volume
About 100% of swept volume
As large as possible
As small as possible

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Compressors, Gas Turbines and Jet Engines
The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called

Pressure coefficient
Slip factor
Degree of reaction
Pressure ratio

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Compressors, Gas Turbines and Jet Engines
Rotary compressors are used for delivering

Small quantities of air at high pressures
Large quantities of air at low pressures
Large quantities of air at high pressures
Small quantities of air at low pressures

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

Compressed air at delivery pressure
Standard air
Compressed air
Free air

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Compressors, Gas Turbines and Jet Engines
In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into

Discharge nozzle
Vacuum
Back to the compressor
Atmosphere

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

Remain same
Increases
Decreases
First increases and then decreases

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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