Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor. Outlet whirl velocity Inlet whirl velocity Inlet velocity of flow Outlet velocity of flow Outlet whirl velocity Inlet whirl velocity Inlet velocity of flow Outlet velocity of flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall efficiency of the compressed air system is the Ratio of shaft input to the compressor to the shaft output of air motor None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft output of the air motor to the shaft input to the compressor Ratio of shaft input to the compressor to the shaft output of air motor None of these Product of shaft output of air motor and shaft input to the compressor Ratio of shaft output of the air motor to the shaft input to the compressor 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 Can't be compared Higher Lower Equal Can't be compared Higher Lower Equal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine for the combustion of its fuel Uses surrounding air Uses compressed atmospheric air Carries its own oxygen Does not require oxygen Uses surrounding air Uses compressed atmospheric air Carries its own oxygen Does not require oxygen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is More Less Same May be less or more depending upon speed More Less Same May be less or more depending upon speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate Decreases Remain constant First decreases and then increases Increases Decreases Remain constant First decreases and then increases Increases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS