Compressors, Gas Turbines and Jet Engines A centrifugal compressor works on the principle of Conversion of kinetic energy into pressure energy Conversion of pressure energy into kinetic energy Centripetal action Generating pressure directly Conversion of kinetic energy into pressure energy Conversion of pressure energy into kinetic energy Centripetal action Generating pressure directly ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine works on Rankine cycle Brayton or Atkinson cycle Carnot cycle Ericsson cycle Rankine cycle Brayton or Atkinson cycle Carnot cycle Ericsson cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would None of these Increase Decrease Remain same None of these Increase Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Surging is the phenomenon of 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 Air stream blocking the passage Motion of air at sonic velocity Unsteady, periodic and reversed flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Volumetric efficiency Mechanical efficiency Isothermal efficiency Compressor efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency Compressor efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermodynamic efficiency of rotary compressor is based on Isothermal compression Isentropic compression Polytropic compression Adiabatic compression Isothermal compression Isentropic compression Polytropic compression Adiabatic compression ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS