Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. Its own oxygen Compressed atmospheric air Surrounding air None of these Its own oxygen Compressed atmospheric air Surrounding air None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a high pressure compressor, the delivery pressure is 5 to 8 bar 1 to 5 bar 8 to 10 bar 10 to 15 bar 5 to 8 bar 1 to 5 bar 8 to 10 bar 10 to 15 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work-done per cycle to the stroke volume of the compressor is known as Compression ratio Mean effective pressure Compressor efficiency Compressor capacity Compression ratio Mean effective pressure Compressor efficiency Compressor capacity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The clearance volume of the air compressor is kept minimum because It permits isothermal compression It greatly affects volumetric efficiency It allows maximum compression to be achieved It results in minimum work It permits isothermal compression It greatly affects volumetric efficiency It allows maximum compression to be achieved It results in minimum work 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? 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 Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The main purpose of reheating in gas turbine is to Increase temperature Increase power output Reduce turbine size Increase speed Increase temperature Increase power output Reduce turbine size Increase speed ANSWER DOWNLOAD EXAMIANS APP
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