Compressors, Gas Turbines and Jet Engines The mass of gas turbine per kW developed is about ________ as that of an I.C. engine. One-half Same One fourth One sixth One-half Same One fourth One sixth ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turbine and fixed higher and lower temperature) with increase in pressure ratio will Decrease continuously Increase first at fast rate and then slow Increase first at slow rate and then fast First increase, reach maximum and then decrease Decrease continuously Increase first at fast rate and then slow Increase first at slow rate and then fast First increase, reach maximum and then decrease ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A jet engine works on the principle of conservation of Energy Mass Flow Linear momentum Energy Mass Flow Linear momentum ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Isothermal efficiency Mechanical efficiency Compressor efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency Compressor efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Control fire hazards Control output of turbine Increase efficiency Control temperature Control fire hazards Control output of turbine Increase efficiency Control temperature ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isentropically Polytropically None of these Isothermally Isentropically Polytropically None of these Isothermally ANSWER DOWNLOAD EXAMIANS APP
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