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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The maximum temperature in a gas turbine is

500°C
200°C
1000°C
700°C

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Compressors, Gas Turbines and Jet Engines
A closed cycle gas turbine works on

Rankine cycle
Carnot cycle
Ericsson cycle
Joule cycle

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Compressors, Gas Turbines and Jet Engines
Out of the following, from where you will prefer to take intake for air compressor

From outside atmosphere at 1°C
From coal yard side
From a side where cooling tower is located nearby
From an air conditioned room maintained at 20°C

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Compressors, Gas Turbines and Jet Engines
The work-done on a compressor will be minimum if air is taken from

The atmosphere
A source at 0° C
A source of low temperature air
A source of high temperature air

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Compressors, Gas Turbines and Jet Engines
The ratio of work-done per cycle to the stroke volume of the compressor is known as

Mean effective pressure
Compressor capacity
Compression ratio
Compressor efficiency

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Compressors, Gas Turbines and Jet Engines
It is not possible to use closed gas turbine cycle in aeronautical engines because

It requires cooling water for its operation
None of these
It is inefficient
It is bulky

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