Compressors, Gas Turbines and Jet Engines Phenomenon of choking in compressor means 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 Fixed mass flow rate regardless of pressure ratio Increased inclination of chord with air steam No flow of air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Hydrogen Ammonia and water vapour Nitrogen Carbon dioxide Hydrogen Ammonia and water vapour Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air is delivered ________ in one revolution in case of a three lobbed rotor. Six times Three times Four times Two times Six times Three times Four times Two times ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum temperature in a gas turbine is of the order of 2000°C 1500°C 1000°C 700°C 2000°C 1500°C 1000°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A centrifugal compressor works on the principle of 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 Conversion of kinetic energy into pressure energy ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In turbo fan engine, the jet velocity as compared to turbojet engine is More May be less or more depending upon speed Same Less More May be less or more depending upon speed Same Less ANSWER DOWNLOAD EXAMIANS APP
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