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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Fighter bombers use following type of engine

Rocket
Ramjet
Turbo-propeller
Turbojet

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Compressors, Gas Turbines and Jet Engines
Maximum delivery pressure is a rotary air compressor is of the order of

10 kg/cm²
6 kg/cm²
16 kg/cm²
25 kg/cm²

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Compressors, Gas Turbines and Jet Engines
Reheating in multistage expansion gas turbine results in

Decrease of heat loss in exhaust
Reduction in compressor work
High thermal efficiency
Maximum work output

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Compressors, Gas Turbines and Jet Engines
Work ratio of a gas turbine may be improved by

Decreasing the compression work
Increasing the compression work
Increasing the turbine work
Both (A) and (C) above

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Compressors, Gas Turbines and Jet Engines
The most efficient method of compressing air is to compress it

Isothermally
Adiabatically
Isentropically
Isochronically

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Compressors, Gas Turbines and Jet Engines
Turbofan engine employs

Two or more air streams
No air stream
One air stream
Solid fuel firing

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