Compressors, Gas Turbines and Jet Engines Ratio of indicated H.P. and brake H.P. is known as Adiabatic efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency Adiabatic efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air sucked by the compressor during its suction stroke is called None of these Free air delivery Compressor capacity Swept volume None of these Free air delivery Compressor capacity Swept volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about air receivers? These act as reservoir to take care of sudden demands These are used to dampen pulsations These increase compressor efficiency These knock out some oil and moisture These act as reservoir to take care of sudden demands These are used to dampen pulsations These increase compressor efficiency These knock out some oil and moisture ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of fluid, and suffix ‘I’ and ‘o’ stand for entry and exit conditions, then in a rotary machine whose degree of reaction is unity V = Uo Vt > Vo U < Vo Vi = Vo V = Uo Vt > Vo U < Vo Vi = Vo ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of compressor with increase in compression ratio will May increase or decrease depending on clearance volume Remain same Increase Decrease May increase or decrease depending on clearance volume Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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