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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Euler's equation is applicable for

All of these
Axial compressor
Centrifugal compressor
Pumps

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Compressors, Gas Turbines and Jet Engines
When the temperature of air leaving the inter-cooler, in a two stage compression with inter-cooler, is ________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling.

Less than
Equal to
None of these
More than

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Compressors, Gas Turbines and Jet Engines
The effective power of gas turbines is increased by adding the following in compressor

Ammonia and water vapour
Hydrogen
Carbon dioxide
Nitrogen

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Compressors, Gas Turbines and Jet Engines
Air-fuel ratio in a jet engine will be of the order of

0.62569444444444
2.5006944444444
0.83402777777778
0.41736111111111

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Compressors, Gas Turbines and Jet Engines
Axial flow compressor has the following advantage over centrifugal compressor

Larger air handling ability per unit frontal area
Higher pressure ratio per stage
Higher average velocities
Aerofoil blades are used

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Compressors, Gas Turbines and Jet Engines
Gas turbines use following type of air compressor

Centrifugal type
Reciprocating type
Lobe type
Axial flow type

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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