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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A closed cycle gas turbine works on

Rankine cycle
Carnot cycle
Ericsson cycle
Joule cycle

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Compressors, Gas Turbines and Jet Engines
The type of rotary compressor used in gas turbines, is of

Axial flow type
Centrifugal type
None of the listed here
Radial flow type

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Compressors, Gas Turbines and Jet Engines
The main purpose of reheating in gas turbine is to

Increase power output
Reduce turbine size
Increase speed
Increase temperature

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Compressors, Gas Turbines and Jet Engines
Ratio of indicated H.P. and brake H.P. is known as

Adiabatic efficiency
Isothermal efficiency
Volumetric efficiency
Mechanical efficiency

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation

5%
0.1%
0.5%
1.0%

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the compressed air main line should

Be laid exactly horizontally
Be laid vertically
Drop gradually towards the point of use
Rise gradually towards the point of use

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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