Compressors, Gas Turbines and Jet Engines The inlet pressure is always ___ the discharge pressure. None of the listed here Less than More than Equal to None of the listed here Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thrust of a jet propulsion power unit can be increased by Injecting ammonia into the combustion chamber Burning fuel after gas turbine All of these Injecting water into the compressor Injecting ammonia into the combustion chamber Burning fuel after gas turbine All of these Injecting water into the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 20 - 30% 70 - 90% 40 - 50% 60 - 70% 20 - 30% 70 - 90% 40 - 50% 60 - 70% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following statement is correct as regard to centrifugal compressors? The impeller rotates at high speeds The flow of air is parallel to the axis of the compressor 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 impeller rotates at high speeds The flow of air is parallel to the axis of the compressor 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 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In air breathing jet engine, the jet is formed by expanding Highly heated atmospheric air Solids Liquid Plasma Highly heated atmospheric air Solids Liquid Plasma ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor efficiency Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor efficiency ANSWER DOWNLOAD EXAMIANS APP