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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The output of a gas turbine is 300 KW and its efficiency is 20 percent, the heat supplied is

600 KW
6000 KW
15 KW
150 KW

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Compressors, Gas Turbines and Jet Engines
Only rocket engines can be propelled to space because

These engines can work on several fuels
They are not air breathing engines
They have high propulsion efficiency
They can generate very high thrust

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

Joule cycle
Rankine cycle
Ericsson cycle
Carnot cycle

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Compressors, Gas Turbines and Jet Engines
What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt?

1.5 m³/ mt.
3 m³/ mt.
18 m³/ mt.
6 m³/ mt.

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

Its functioning does not depend on presence of air
The propulsive matter is caused to flow around the propelled body
All of these
Propulsive matter is ejected from within the propelled body

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Compressors, Gas Turbines and Jet Engines
The work ratio of a gas turbine plant is defined as the ratio of

Net work output and heat supplied
Net work output and isentropic heat drop
Net work output and work done by turbine
Actual heat drop and isentropic heat drop

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