Compressors, Gas Turbines and Jet Engines The ratio of isentropic work to Euler’s work is known as Euler Pressure coefficient Isentropic efficiency Compressor efficiency Euler Pressure coefficient Isentropic efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of Atmospheric air Vacuum Oxygen alone Compressed air Atmospheric air Vacuum Oxygen alone Compressed air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Adiabatic compression is one in which Temperature rise follows a linear relationship No heat leaves or enters the compressor cylinder during compression Temperature during compression remains constant Work done is maximum Temperature rise follows a linear relationship No heat leaves or enters the compressor cylinder during compression Temperature during compression remains constant Work done is maximum ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Separators in compressor installations are located After receiver Before inter-cooler Between after-cooler and air receiver After inter-cooler After receiver Before inter-cooler Between after-cooler and air receiver After inter-cooler ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines It is not possible to use closed gas turbine cycle in aeronautical engines because It is bulky None of these It requires cooling water for its operation It is inefficient It is bulky None of these It requires cooling water for its operation It is inefficient ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 0.50069444444444 3.5 : 1 0.33402777777778 0.20902777777778 0.50069444444444 3.5 : 1 0.33402777777778 0.20902777777778 ANSWER DOWNLOAD EXAMIANS APP