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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The pressure ratio of an ideal vaned compressor with increase in mass flow rate

Decreases
Remain constant
First decreases and then increases
Increases

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

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

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

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

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Compressors, Gas Turbines and Jet Engines
The net work input required for compressor with increase in clearance volume

Remains same
Decreases
Increases/decreases depending on compressor capacity
Increases

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Compressors, Gas Turbines and Jet Engines
The gas in cooling chamber of a closed cycle gas turbine is cooled at

Constant temperature
Constant pressure
None of the listed here
Constant volume

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

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

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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