Compressors, Gas Turbines and Jet Engines During base load operation, the best method of controlling compressor is Start-stop motor Relief valve Constant speed unloader Variable speed Start-stop motor Relief valve Constant speed unloader Variable speed ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of Atmospheric air Compressed air Oxygen alone Vacuum Atmospheric air Compressed air Oxygen alone Vacuum ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Out of the following, from where you will prefer to take intake for air compressor From an air conditioned room maintained at 20°C From coal yard side From a side where cooling tower is located nearby From outside atmosphere at 1°C From an air conditioned room maintained at 20°C From coal yard side From a side where cooling tower is located nearby From outside atmosphere at 1°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Aerofoil blades are used Higher average velocities Higher pressure ratio per stage Larger air handling ability per unit frontal area Aerofoil blades are used Higher average velocities Higher pressure ratio per stage Larger air handling ability per unit frontal area ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is More Same May be less or more depending on ambient conditions Less More Same May be less or more depending on ambient conditions Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A centrifugal compressor works on the principle of Conversion of kinetic energy into pressure energy Generating pressure directly Conversion of pressure energy into kinetic energy Centripetal action Conversion of kinetic energy into pressure energy Generating pressure directly Conversion of pressure energy into kinetic energy Centripetal action ANSWER DOWNLOAD EXAMIANS APP
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