Compressors, Gas Turbines and Jet Engines The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is Low Low/high depending on make and type Same High Low Low/high depending on make and type Same High ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air sucked by the compressor during its suction stroke is called Compressor capacity Free air delivery None of these Swept volume Compressor capacity Free air delivery None of these Swept volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would Remain same Increase None of these Decrease Remain same Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is Can't be compared Higher Equal Lower Can't be compared Higher Equal Lower ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine for the combustion of its fuel Uses compressed atmospheric air Carries its own oxygen Does not require oxygen Uses surrounding air Uses compressed atmospheric air Carries its own oxygen Does not require oxygen Uses surrounding air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Mining industry usually employs following motive power Compressed air Petrol engine Diesel engine C. electric motor Compressed air Petrol engine Diesel engine C. electric motor ANSWER DOWNLOAD EXAMIANS APP
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