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
Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate First decreases and then increases Increases Decreases Remain constant First decreases and then increases Increases Decreases Remain constant ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Adiabatic compression is one in which Work done is maximum No heat leaves or enters the compressor cylinder during compression Temperature rise follows a linear relationship Temperature during compression remains constant Work done is maximum No heat leaves or enters the compressor cylinder during compression Temperature rise follows a linear relationship Temperature during compression remains constant ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Air stream blocking the passage Motion of air at sonic velocity Unsteady periodic and reversed flow Air stream not able to follow the blade contour Air stream blocking the passage Motion of air at sonic velocity Unsteady periodic and reversed flow Air stream not able to follow the blade contour ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed None of these Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Inter-cooling in gas turbine results in Decrease in both thermal efficiency and net output Increase in thermal efficiency but decrease in net output Increase in both thermal efficiency and net output Increase in net output but decrease in thermal efficiency Decrease in both thermal efficiency and net output Increase in thermal efficiency but decrease in net output Increase in both thermal efficiency and net output Increase in net output but decrease in thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
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