Compressors, Gas Turbines and Jet Engines A rocket works with maximum overall efficiency when air craft velocity is equal to the Twice the jet velocity Half the jet velocity Average of the jet velocity Jet velocity Twice the jet velocity Half the jet velocity Average of the jet velocity Jet velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressed air may be used All of the listed here In starting and supercharging of I.C. engines In gas turbine plants For operating pneumatic drills All of the listed here In starting and supercharging of I.C. engines In gas turbine plants For operating pneumatic drills ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage. Three times Double Six times Equal to Three times Double Six times Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 60 - 70% 70 - 90% 20 - 30% 40 - 50% 60 - 70% 70 - 90% 20 - 30% 40 - 50% 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 2 kg/cm² 14.7 kg/cm² 10 kg/cm² 6 kg/cm² 2 kg/cm² 14.7 kg/cm² 10 kg/cm² 6 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
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 0.045833333333333 0.16736111111111 0.084027777777778 0.042361111111111 0.045833333333333 0.16736111111111 0.084027777777778 ANSWER DOWNLOAD EXAMIANS APP