Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is May be less or more depending on ambient conditions Less Same More May be less or more depending on ambient conditions Less Same More 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
Compressors, Gas Turbines and Jet Engines Turbofan engine employs One air stream Two or more air streams No air stream Solid fuel firing One air stream Two or more air streams No air stream Solid fuel firing ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air-fuel ratio in gas turbines is of the order of 7: 1 30: 1 50: 1. 15: 1 7: 1 30: 1 50: 1. 15: 1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio is used in gas turbines To increase the output To increase the efficiency To save fuel To reduce the exit temperature To increase the output To increase the efficiency To save fuel To reduce the exit temperature ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The net work input required for compressor with increase in clearance volume Remains same Decreases Increases/decreases depending on compressor capacity Increases Remains same Decreases Increases/decreases depending on compressor capacity Increases ANSWER DOWNLOAD EXAMIANS APP
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