Compressors, Gas Turbines and Jet Engines The hottest point in a gas turbine is at the base at the tip between ~ to i of the blade height in the center at the base at the tip between ~ to i of the blade height in the center 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 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 Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression efficiency, even when running at high speed, can be approached by using Fully insulating the cylinder Multistage compression Cold water spray Both (A) and (B) above Fully insulating the cylinder Multistage compression Cold water spray Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum work is done in compressing air when the compression is Adiabatic Polytropic Isothermal None of these Adiabatic Polytropic Isothermal None of these 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 Centripetal action Conversion of pressure energy into kinetic energy Conversion of kinetic energy into pressure energy Generating pressure directly Centripetal action Conversion of pressure energy into kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The process, which causes the air to enter the impeller blades of a centrifugal compressor at ________ velocity (without effecting the mass of air to flow and velocity of flow) is known as prewhirl. Increased Zero None of these Reduced Increased Zero None of these Reduced ANSWER DOWNLOAD EXAMIANS APP
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