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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Water is injected in gas turbine cycle to

Control fire hazards
Control temperature
Increase efficiency
Control output of turbine

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Compressors, Gas Turbines and Jet Engines
Open cycle gas turbine works on

Brayton or Atkinson cycle
Rankine cycle
Ericsson cycle
Carnot cycle

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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

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

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Compressors, Gas Turbines and Jet Engines
The capacity of a compressor is expressed in

m³/kg
kg/m³
m³/min
kg/m²

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Compressors, Gas Turbines and Jet Engines
Losses in a centrifugal compressor are due to

Diffuser losses
All of the listed here
Inlet losses
Impeller channel losses

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Compressors, Gas Turbines and Jet Engines
The ratio of specific weight/h.p. of gas turbine and I.C engines may be typically of the order of

0.042361111111111
0.16736111111111
0.045833333333333
0.084027777777778

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