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 water into the compressor
Injecting ammonia into the combustion chamber

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Compressors, Gas Turbines and Jet Engines
In a jet propulsion

The propulsive matter is caused to flow around the propelled body
Its functioning does not depend upon presence of air
The propulsive matter is ejected from within the propelled body
None of these

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