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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A rocket engine uses __________ for the combustion of its fuel.

None of these
Its own oxygen
Compressed atmospheric air
Surrounding air

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Compressors, Gas Turbines and Jet Engines
Isothermal compression efficiency can be attained by running the compressor

At zero speed
At very high speed
At average speed
At very slow speed

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Compressors, Gas Turbines and Jet Engines
Compression efficiency is compared against

Adiabatic compression
Isentropic compression
Isothermal compression
Ideal compression

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

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Compressors, Gas Turbines and Jet Engines
A simple turbojet engine is basically

Gas turbine engine equipped with a propulsive nozzle and diffuse
Chemical rocket engine
Ramjet engine
A propeller system

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Compressors, Gas Turbines and Jet Engines
The thrust of a jet propulsion power unit can be increased by

Burning fuel after gas turbine
All of these
Injecting ammonia into the combustion chamber
Injecting water into the compressor

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