Compressors, Gas Turbines and Jet Engines
In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the

Both (A) and (B)
Thrust and range of aircraft
None of these
Efficiency of the engine

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Compressors, Gas Turbines and Jet Engines
In a jet propulsion

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

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Compressors, Gas Turbines and Jet Engines
The overall isothermal efficiency of the compressor is defined as the ratio of

Isothermal power to the shaft power or B.P. of the motor or engine required to drive the compressor
Volume of free air delivery per stroke to the swept volume of the piston
Isentropic power to the power required to drive the compressor
Work required to compress the air isothermally to the actual work required to compress the air for the same pressure ratio

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