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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The compressed air may be used

In gas turbine plants
In starting and supercharging of I.C. engines
For operating pneumatic drills
All of the listed here

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the branch connections from compressed air lines should be taken from

Left side of main
Right side of main
Top side of main
Bottom side of main

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Compressors, Gas Turbines and Jet Engines
The absolute pressure of air at the outlet of a compressor is called

Discharge pressure
Critical pressure
Back pressure
None of the listed here

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Compressors, Gas Turbines and Jet Engines
The ratio of the indicated power to the shaft power or brake power of the motor or engine required to drive the compressor, is called

Compressor efficiency
Mechanical efficiency
Volumetric efficiency
Isothermal efficiency

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Compressors, Gas Turbines and Jet Engines
Phenomenon of choking in compressor means

Fixed mass flow rate regardless of pressure ratio
Reducing mass flow rate with increase in pressure ratio
No flow of air
Increased inclination of chord with air steam

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Compressors, Gas Turbines and Jet Engines
Mechanical efficiency of gas turbines as compared to I.C engines is

Higher
Same
Lower
None of these

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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