Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isothermally Polytropically None of these Isentropically Isothermally Polytropically None of these Isentropically 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 All of the listed here In gas turbine plants For operating pneumatic drills In starting and supercharging of I.C. engines All of the listed here In gas turbine plants ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of roots blower ________ with the increase in pressure ratio. Decreases Increases None of these Does not change Decreases Increases None of these Does not change ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mass of gas turbine per kW developed is about ________ as that of an I.C. engine. One-half Same One fourth One sixth One-half Same One fourth One sixth ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor efficiency Forward curved blades produce lower pressure ratio Backward curved blades lead to stable performance Forward curved blades has higher efficiency Backward curved blades has poor 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 and space-chord ratio Space-chord ratio Blade camber Blade camber and incidence angle Blade camber and space-chord ratio Space-chord ratio Blade camber Blade camber and incidence angle ANSWER DOWNLOAD EXAMIANS APP