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Compressors, Gas Turbines and Jet Engines

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
To avoid moisture troubles, the compressed air main line should

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

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Compressors, Gas Turbines and Jet Engines
Gas turbine as compared to internal combustion engine

Can be driven at a very high speed
Produces uniform torque
All of the listed here
Has more efficiency

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

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

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Compressors, Gas Turbines and Jet Engines
Mining industry usually employs following motive power

C. electric motor
Petrol engine
Compressed air
Diesel engine

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Compressors, Gas Turbines and Jet Engines
The ratio of the net work obtained from the gas turbine plant to the turbine work is known as

None of these
Pressure ratio
Compression ratio
Work ratio

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