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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The velocity of air entering in a rocket is ___ as compared to an aircraft.

Zero
Less
More
Same

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

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

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Compressors, Gas Turbines and Jet Engines
The working fluid in a turbine is

In the form of air and water mixture
In three phases
In two phases
In a single phase

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Compressors, Gas Turbines and Jet Engines
Gas turbine as compared to steam turbine

Has compressor and combustion chamber
Has less efficiency
Requires less space for installation
All of these

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

0.50069444444444
3.5 : 1
0.20902777777778
0.33402777777778

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Compressors, Gas Turbines and Jet Engines
An air receiver is to be placed outside. Should it be placed in

Shade
Enclosed room
Rain
Sun

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