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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Efficiency of gas turbine is increased by

Reheating
Inter cooling
Adding a regenerator
All of the listed here

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Compressors, Gas Turbines and Jet Engines
Which is false statement about air receivers?

These increase compressor efficiency
These act as reservoir to take care of sudden demands
These knock out some oil and moisture
These are used to dampen pulsations

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Compressors, Gas Turbines and Jet Engines
If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches

Isochoric
Adiabatic
Isentropic
Isothermal

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Compressors, Gas Turbines and Jet Engines
Reciprocating air compressor is best suited for

Small quantity of air at low pressure
Large quantity of air at low pressure
Large quantity of air at high pressure
Small quantity of air at high pressure

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

Same
Less
More
Zero

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Compressors, Gas Turbines and Jet Engines
Volumetric efficiency of a compressor decreases with ________ in compression ratio.

Remain same
Decrease
Increase
Does not change

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