Compressors, Gas Turbines and Jet Engines The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage. Three times Equal to Six times Double Three times Equal to Six times Double ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Free air is the air at 20°C and 1 kg/cm² and relative humidity of 36% Atmospheric conditions at any specific location 0°C and standard atmospheric conditions 15°C and 1 kg/cm² 20°C and 1 kg/cm² and relative humidity of 36% Atmospheric conditions at any specific location 0°C and standard atmospheric conditions 15°C and 1 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression though most efficient, but is not practicable because It does not increase pressure much Compressor has to run at very slow speed to achieve it It requires very big cylinder It is impossible in practice It does not increase pressure much Compressor has to run at very slow speed to achieve it It requires very big cylinder It is impossible in practice ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor efficiency is the Total output/air input Compression work/motor input Isothermal H.P/indicated H.R Isothermal H.P./shaft H.R Total output/air input Compression work/motor input Isothermal H.P/indicated H.R Isothermal H.P./shaft H.R ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The axial flow compressor is preferred in aircraft gas turbines because of High pressure rise None of the listed here Higher thrust Low frontal area High pressure rise None of the listed here Higher thrust Low frontal area ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air power of the compressor is also known as Brake power Frictional power Indicated power None of these Brake power Frictional power Indicated power None of these ANSWER DOWNLOAD EXAMIANS APP
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