Compressors, Gas Turbines and Jet Engines During peak load periods, the best method of controlling compressors is Variable speed Constant speed unloader Relief valve Start-stop motor Variable speed Constant speed unloader Relief valve Start-stop motor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity) (v₁² -v₂²)/2g (v₁ - v₂)²/g (v₁² -v₂²)/g (v₁ - v₂)²/2g (v₁² -v₂²)/2g (v₁ - v₂)²/g (v₁² -v₂²)/g (v₁ - v₂)²/2g ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressed air may be used For operating pneumatic drills In starting and supercharging of I.C. engines In gas turbine plants All of the listed here For operating pneumatic drills In starting and supercharging of I.C. engines In gas turbine plants All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the indicated power to the shaft power or brake power of the motor or engine required to drive the compressor, is called Compressor efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency Compressor efficiency Volumetric efficiency Mechanical efficiency Isothermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In axial flow compressor, exit flow angle deviation from the blade angle is a function of Blade camber Blade camber and space-chord ratio Blade camber and incidence angle Space-chord ratio Blade camber Blade camber and space-chord ratio Blade camber and incidence angle Space-chord ratio ANSWER DOWNLOAD EXAMIANS APP