Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the flow of air is ________ to the axis of compressor. Parallel Inclined None of these Perpendicular Parallel Inclined None of these Perpendicular ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor without clearance volume May increase/decrease depending on compressor capacity Increases with increase in compression ratio Is not dependent upon compression ratio Decreases with increase in compression ratio May increase/decrease depending on compressor capacity Increases with increase in compression ratio Is not dependent upon compression ratio Decreases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The overall efficiency of the compressed air system is the Ratio of shaft output of the air motor to the shaft input to the compressor None of these Ratio of shaft input to the compressor to the shaft output of air motor 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 None of these Ratio of shaft input to the compressor to the shaft output of air motor Product of shaft output of air motor and shaft input to the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of 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 Motion of air at sonic velocity Air stream not able to follow the blade contour ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rotary compressor is driven by an Electric motor None of these Either (A) or (B) Engine Electric motor None of these Either (A) or (B) Engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine for the combustion of its fuel Uses compressed atmospheric air Uses surrounding air Carries its own oxygen Does not require oxygen Uses compressed atmospheric air Uses surrounding air Carries its own oxygen Does not require oxygen ANSWER DOWNLOAD EXAMIANS APP
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