Compressors, Gas Turbines and Jet Engines A rocket engine uses __________ for the combustion of its fuel. Its own oxygen Surrounding air Compressed atmospheric air None of these Its own oxygen Surrounding air Compressed atmospheric air None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A compressor at high altitudes will require ___ power. None of the listed here Same More Less None of the listed here Same More Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Nitrogen Carbon dioxide Ammonia and water vapour Hydrogen Nitrogen Carbon dioxide Ammonia and water vapour Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio in gas turbines Do not damage turbine blades Reduces exhaust temperature Increases power output Improves thermal efficiency Do not damage turbine blades Reduces exhaust temperature Increases power output Improves thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The velocity of air entering in a rocket is ___ as compared to an aircraft. More Zero Less Same More Zero Less Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor efficiency is the Isothermal H.P./shaft H.R Total output/air input Isothermal H.P/indicated H.R Compression work/motor input Isothermal H.P./shaft H.R Total output/air input Isothermal H.P/indicated H.R Compression work/motor input ANSWER DOWNLOAD EXAMIANS APP
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