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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The hottest point in a gas turbine is

at the tip
at the base
between ~ to i of the blade height
in the center

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Compressors, Gas Turbines and Jet Engines
A rocket works with maximum overall efficiency when air craft velocity is equal to the

Average of the jet velocity
Half the jet velocity
Jet velocity
Twice the jet velocity

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Compressors, Gas Turbines and Jet Engines
Work ratio of a gas turbine plant is ratio of

Work done by turbine and net work output
Work done by turbine and heat supplied
Net work output and work done by turbine
Net work output and heat supplied

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Compressors, Gas Turbines and Jet Engines
Which is false statement about multistage compression?

Volumetric efficiency is high
It is best suited for compression ratios around 7:1
Power consumption per unit of air delivered is low
The moisture in air is condensed in the inter-cooler

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Compressors, Gas Turbines and Jet Engines
The maximum combustion pressure in gas turbine as compared to I.C. engine is

Depends on other factors
Less
Same
More

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Compressors, Gas Turbines and Jet Engines
The stagnation pressure rise in a centrifugal compressor takes place

In the diffuser only
In the inlet guide vanes only
In the impeller only
In the diffuser and impeller

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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