Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Increase Remain unaffected Other factors control it Decrease Increase Remain unaffected Other factors control it Decrease ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. None of these Surrounding air Compressed atmospheric air Its own oxygen None of these Surrounding air Compressed atmospheric air Its own oxygen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 1 bar 256 bar 64 bar 16 bar 1 bar 256 bar 64 bar 16 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity with decrease in suction temperature Increases Remain unaffected Decreases May increase or decrease depending on compressor capacity Increases Remain unaffected Decreases May increase or decrease depending on compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Motion of air at sonic velocity Air stream not able to follow the blade contour Air stream blocking the passage Unsteady periodic and reversed flow Motion of air at sonic velocity Air stream not able to follow the blade contour Air stream blocking the passage Unsteady periodic and reversed flow ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Degree of reaction Pressure coefficient Slip factor Pressure ratio Degree of reaction Pressure coefficient Slip factor Pressure ratio ANSWER DOWNLOAD EXAMIANS APP