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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A compressor mostly used for supercharging of I.C. engines is

Reciprocating compressor
Radial flow compressor
Axial flow compressor
Roots blower

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Compressors, Gas Turbines and Jet Engines
Gas turbines for power generation are normally used

To enable start thermal power plant
To supply peak load requirements
To supply base load requirements
In emergency

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Compressors, Gas Turbines and Jet Engines
The air is delivered ________ in one revolution in case of a three lobbed rotor.

Four times
Three times
Six times
Two times

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Compressors, Gas Turbines and Jet Engines
During peak load periods, the best method of controlling compressors is

Variable speed
Relief valve
Constant speed unloader
Start-stop motor

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Compressors, Gas Turbines and Jet Engines
The compression ratio in a gas turbine is of the order of

0.20902777777778
0.33402777777778
0.50069444444444
3.5 : 1

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Compressors, Gas Turbines and Jet Engines
Efficiency of gas turbine is increased by

All of the listed here
Adding a regenerator
Reheating
Inter cooling

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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