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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In a single acting reciprocating air compressor, without clearance, the compression of air may be

Isothermal
Polytropic
Isentropic
Any one of these

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Compressors, Gas Turbines and Jet Engines
Isothermal compression efficiency, even when running at high speed, can be approached by using

Cold water spray
Both (A) and (B) above
Multistage compression
Fully insulating the cylinder

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Compressors, Gas Turbines and Jet Engines
Free air is the air at

20°C and 1 kg/cm² and relative humidity of 36%
0°C and standard atmospheric conditions
Atmospheric conditions at any specific location
15°C and 1 kg/cm²

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Compressors, Gas Turbines and Jet Engines
Rotary compressors are suitable for

Large discharge at high pressure
Large discharge at low pressure
Low discharge at high pressure
Low discharge at low pressure

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Compressors, Gas Turbines and Jet Engines
Reciprocating air compressor is best suited for

Small quantity of air at low pressure
Small quantity of air at high pressure
Large quantity of air at low pressure
Large quantity of air at high pressure

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Compressors, Gas Turbines and Jet Engines
The maximum combustion pressure in gas turbine as compared to I.C. engine is

More
Less
Depends on other factors
Same

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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