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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Air-fuel ratio in a jet engine will be of the order of

0.41736111111111
0.83402777777778
2.5006944444444
0.62569444444444

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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.

None of these
More than
Equal to
Less than

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

1000°C
500°C
200°C
700°C

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Compressors, Gas Turbines and Jet Engines
In a single acting reciprocating compressor, the suction, compression and delivery of air takes place in ________ of the piston.

Three strokes
Two strokes
Four strokes
One stroke

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Compressors, Gas Turbines and Jet Engines
Reheating in a gas turbine

Increases the thermal efficiency
Increases the compressor work
Decreases the thermal efficiency
Increases the turbine work

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Compressors, Gas Turbines and Jet Engines
The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram is

Less
More/less depending on compressor capacity
More
Same

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