Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Inlet pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Highest pressure to exhaust pressure Inlet pressure to exhaust pressure Compressor pressure ratio Pressures across the turbine Highest pressure to exhaust pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Pressure coefficient Degree of reaction Slip factor Pressure ratio Pressure coefficient Degree of reaction Slip factor Pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Phenomenon of choking in compressor means Fixed mass flow rate regardless of pressure ratio Increased inclination of chord with air steam No flow of air Reducing mass flow rate with increase in pressure ratio Fixed mass flow rate regardless of pressure ratio Increased inclination of chord with air steam No flow of air Reducing mass flow rate with increase in pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the highest Mach number leading to shock wave in the fluid flow occurs at Diffuser outlet radius Impeller inlet radius Diffuser inlet radius Impeller outlet radius Diffuser outlet radius Impeller inlet radius Diffuser inlet radius Impeller outlet radius ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work required to compress and deliver a quantity of air by multistage compression The compression ratio in each stage should be same The intercooling should be perfect All of the listed here The work-done in each stage should be same The compression ratio in each stage should be same The intercooling should be perfect All of the listed here The work-done in each stage should be same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet engine, the air-fuel ratio is 1.2506944444444 2.0840277777778 1.6673611111111 2.5006944444444 1.2506944444444 2.0840277777778 1.6673611111111 2.5006944444444 ANSWER DOWNLOAD EXAMIANS APP