Compressors, Gas Turbines and Jet Engines The performance of air compressor at high altitudes will be ________ as compared to that at sea level. Same None of these Higher Lower Same None of these Higher Lower ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Air stream not able to follow the blade contour Motion of air at sonic velocity Unsteady periodic and reversed flow Air stream blocking the passage Air stream not able to follow the blade contour Motion of air at sonic velocity Unsteady periodic and reversed flow Air stream blocking the passage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Higher average velocities Larger air handling ability per unit frontal area Higher pressure ratio per stage Aerofoil blades are used Higher average velocities Larger air handling ability per unit frontal area Higher pressure ratio per stage Aerofoil blades are used ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A 3 m³/min compressor means that it Delivers 3 m³/ min of compressed air at delivery pressure Delivers 3 m³/ min of compressed air Compresses 3 m³/ min of free air Compresses 3 m³/min of standard air Delivers 3 m³/ min of compressed air at delivery pressure Delivers 3 m³/ min of compressed air Compresses 3 m³/ min of free air Compresses 3 m³/min of standard air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Control output of turbine Control temperature Control fire hazards Increase efficiency Control output of turbine Control temperature Control fire hazards Increase efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure of air at the beginning of the compression stroke is ___ the atmospheric pressure. More than Equal to Less than None of the listed here More than Equal to Less than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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