Compressors, Gas Turbines and Jet Engines A centrifugal compressor works on the principle of Conversion of pressure energy into kinetic energy Centripetal action Generating pressure directly Conversion of kinetic energy into pressure energy Conversion of pressure energy into kinetic energy Centripetal action Generating pressure directly Conversion of kinetic energy into pressure energy ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage. Three times Double Six times Equal to Three times Double Six times Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following statement is correct as regard to centrifugal compressors? The maximum efficiency is higher than multistage axial flow compressors The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The impeller rotates at high speeds The maximum efficiency is higher than multistage axial flow compressors The static pressure of air in the impeller increases in order to provide centripetal force on the air The flow of air is parallel to the axis of the compressor The impeller rotates at high speeds ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsion efficiency of the following order is obtained in practice 0.5 0.72 0.34 0.6 0.5 0.72 0.34 0.6 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Mining industry usually employs following motive power Compressed air Petrol engine C. electric motor Diesel engine Compressed air Petrol engine C. electric motor Diesel engine ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the indicated power to the shaft power or brake power of the motor or engine required to drive the compressor, is called Mechanical efficiency Compressor efficiency Isothermal efficiency Volumetric efficiency Mechanical efficiency Compressor efficiency Isothermal efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
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