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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The ratio of work done per cycle to the swept volume in case of compressor is called

Mean effective pressure
Compressor efficiency
Compression ratio
Compression index

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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
Has more efficiency
All of the listed here

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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

Work ratio
Pressure ratio
Compression ratio
None of these

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Compressors, Gas Turbines and Jet Engines
The compressor efficiency is the

Isothermal H.P./shaft H.R
Compression work/motor input
Isothermal H.P/indicated H.R
Total output/air input

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Compressors, Gas Turbines and Jet Engines
A 3 m³/min compressor means that it

Delivers 3 m³/ min of compressed air
Delivers 3 m³/ min of compressed air at delivery pressure
Compresses 3 m³/min of standard air
Compresses 3 m³/ min of free air

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Compressors, Gas Turbines and Jet Engines
Rotary compressors are used for delivering

Small quantities of air at high pressures
Large quantities of air at high pressures
Small quantities of air at low pressures
Large quantities of air at low pressures

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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