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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
For perfect intercooling in a two stage compressor

p₂/p₁ = p₃/p₂
p₁ = p3
p₁ = p₂ p3
p₁/p₃ = p₂/p₁

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Compressors, Gas Turbines and Jet Engines
With the decrease in compression ratio, the volumetric efficiency

Decreases
Does not change
First decrease and then increase
Increases

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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
Which of the following plants is smallest and lightest for generating a given amount of power?

Gas turbine plant
Solar plant
Petrol engine
Diesel engine

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Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor.

Outlet velocity of flow
Inlet whirl velocity
Inlet velocity of flow
Outlet whirl velocity

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Compressors, Gas Turbines and Jet Engines
In gas turbines, high thermal efficiency is obtained in

Closed cycle
Closed cycle & Open cycle
Open cycle
Closed/open depending on other considerations

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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