Compressors, Gas Turbines and Jet Engines The ratio of outlet whirl velocity to blade velocity in case of centrifugal compressor is called None of these Slip factor Velocity coefficient Velocity factor None of these Slip factor Velocity coefficient Velocity factor ANSWER DOWNLOAD EXAMIANS APP
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 Control fire hazards Control temperature Increase efficiency Control output of turbine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Compression efficiency is compared against Isentropic compression Adiabatic compression Isothermal compression Ideal compression Isentropic compression Adiabatic compression Isothermal compression Ideal compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall isothermal efficiency of compressor is defined as the ratio of Work to compress air isothermally to work for actual compression Power to drive compressor to isothermal h.p. Isothermal h.p. to adiabatic h.p. Isothermal h.p. to the BHP of motor Work to compress air isothermally to work for actual compression Power to drive compressor to isothermal h.p. Isothermal h.p. to adiabatic h.p. Isothermal h.p. to the BHP of motor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram is More/less depending on compressor capacity More Same Less More/less depending on compressor capacity More Same Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine cycle with regenerator Decreases heat loss is exhaust Increases thermal efficiency Allows operation at very high altitudes Allows high compression ratio Decreases heat loss is exhaust Increases thermal efficiency Allows operation at very high altitudes Allows high compression ratio ANSWER DOWNLOAD EXAMIANS APP
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