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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A rocket engine for the combustion of its fuel

Uses compressed atmospheric air
Carries its own oxygen
Uses surrounding air
Does not require oxygen

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Compressors, Gas Turbines and Jet Engines
The ratio of work-done per cycle to the stroke volume of the compressor is known as

Mean effective pressure
Compressor efficiency
Compression ratio
Compressor capacity

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Compressors, Gas Turbines and Jet Engines
Separators are generally used in air compressor installations

Before first stage suction
Between the after-cooler and receiver
After the inter-cooler
Before the inter-cooler

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Compressors, Gas Turbines and Jet Engines
The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called

Slip factor
Pressure ratio
Pressure coefficient
Degree of reaction

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

C. electric motor
Diesel engine
Compressed air
Petrol engine

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Compressors, Gas Turbines and Jet Engines
Adiabatic compression is one in which

Work done is maximum
Temperature during compression remains constant
No heat leaves or enters the compressor cylinder during compression
Temperature rise follows a linear relationship

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