Compressors, Gas Turbines and Jet Engines In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as Slip factor Degree of reaction Work factor Pressure coefficient Slip factor Degree of reaction Work factor Pressure coefficient ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 40 to 60% 70 to 90% 10 to 40% 60 to 70% 40 to 60% 70 to 90% 10 to 40% 60 to 70% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ram compression in turbojet involves Reduction of speed of incoming air and conversion of part of it into pressure energy Compression of inlet air Lost work Increasing speed of incoming air Reduction of speed of incoming air and conversion of part of it into pressure energy Compression of inlet air Lost work Increasing speed of incoming air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is Less More May be less or more depending upon speed Same Less More May be less or more depending upon speed Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine cycle with regenerator Allows operation at very high altitudes Allows high compression ratio Increases thermal efficiency Decreases heat loss is exhaust Allows operation at very high altitudes Allows high compression ratio Increases thermal efficiency Decreases heat loss is exhaust ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the Total temperature drop Total temperature drop in the stage Adiabatic temperature drop in the stage Total adiabatic temperature drop Total temperature drop Total temperature drop in the stage Adiabatic temperature drop in the stage Total adiabatic temperature drop ANSWER DOWNLOAD EXAMIANS APP
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