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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The maximum delivery pressure in a rotary air compressor is

10 bar
30 bar
20 bar
50 bar

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Compressors, Gas Turbines and Jet Engines
A closed cycle gas turbine consists of a

All of these
Cooling chamber
Heating chamber
Compressor

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Compressors, Gas Turbines and Jet Engines
Propulsive efficiency is defined as ratio of

Thrust power and fuel energy
Engine output and propulsive power
Thrust power and propulsive power
Propulsive power and fuel input

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Compressors, Gas Turbines and Jet Engines
During base load operation, the best method of controlling compressor is

Start-stop motor
Constant speed unloader
Relief valve
Variable speed

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Compressors, Gas Turbines and Jet Engines
When the temperature of air leaving the inter-cooler, in a two stage compression with inter-cooler, is ________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling.

More than
Equal to
Less than
None of these

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Compressors, Gas Turbines and Jet Engines
In gas turbines, high thermal efficiency is obtained in

Closed cycle
Open cycle
Closed/open depending on other considerations
Closed cycle & Open cycle

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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