Compressors, Gas Turbines and Jet Engines 1 m of air at atmospheric condition weighs approximately 2.2 kg 0.5 kg 1.0 kg 1.3 kg 2.2 kg 0.5 kg 1.0 kg 1.3 kg ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine may be improved by Both (A) and (C) above Increasing the turbine work Increasing the compression work Decreasing the compression work Both (A) and (C) above Increasing the turbine work Increasing the compression work Decreasing the compression work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is Lower Can't be compared Equal Higher Lower Can't be compared Equal Higher ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated H.P. and brake H.P. is known as Adiabatic efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency Adiabatic efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor without clearance volume Is not dependent upon compression ratio May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Increases with increase in compression ratio Is not dependent upon compression ratio May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Increases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a high pressure compressor, the delivery pressure is 8 to 10 bar 5 to 8 bar 1 to 5 bar 10 to 15 bar 8 to 10 bar 5 to 8 bar 1 to 5 bar 10 to 15 bar ANSWER DOWNLOAD EXAMIANS APP