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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The work done per unit mass of air in compression will be least when 'n' is equal to

1.4
1.3
1.2
1

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Compressors, Gas Turbines and Jet Engines
Cylinder clearance in a compressor should be

About 100% of swept volume
About 50% of swept volume
As large as possible
As small as possible

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Compressors, Gas Turbines and Jet Engines
The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage.

Six times
Three times
Double
Equal to

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Compressors, Gas Turbines and Jet Engines
A simple turbojet engine is basically

Chemical rocket engine
Gas turbine engine equipped with a propulsive nozzle and diffuse
A propeller system
Ramjet engine

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Compressors, Gas Turbines and Jet Engines
In a compressor, free air delivered is the actual volume delivered at the stated pressure reduced to

0°C and 1 kg/cm²
Intake temperature and pressure conditions
N.T.P. conditions
20°C and 1 kg/cm²

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Compressors, Gas Turbines and Jet Engines
The maximum temperature in a gas turbine is

700°C
500°C
1000°C
200°C

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