Compressors, Gas Turbines and Jet Engines The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of 0.9 0.99 0.85 0.75 0.9 0.99 0.85 0.75 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines More than one stage will be preferred for reciprocating compressor if the delivery pressure is more than 6 kg/cm² 10 kg/cm² 2 kg/cm² 14.7 kg/cm² 6 kg/cm² 10 kg/cm² 2 kg/cm² 14.7 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The performance of air compressor at high altitudes will be ________ as compared to that at sea level. Same None of these Lower Higher Same None of these Lower Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.084027777777778 0.37569444444444 2.5423611111111 0.16736111111111 0.084027777777778 0.37569444444444 2.5423611111111 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Ammonia and water vapour Carbon dioxide Hydrogen Nitrogen Ammonia and water vapour Carbon dioxide Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the discharge pressure to the inlet pressure of air is called Compression ratio Compressor efficiency Expansion ratio Volumetric efficiency Compression ratio Compressor efficiency Expansion ratio Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
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