Compressors, Gas Turbines and Jet Engines The compressor efficiency is the 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 Total output/air input Compression work/motor input ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction is usually kept ________ for all types of axial flow compressors. 0.5 0.2 0.4 0.3 0.5 0.2 0.4 0.3 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Open cycle gas turbine works on Brayton or Atkinson cycle Carnot cycle Ericsson cycle Rankine cycle Brayton or Atkinson cycle Carnot cycle Ericsson cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The velocity of air entering in a rocket is ___ as compared to an aircraft. Same Zero More Less Same Zero More Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following statement is correct as regard to centrifugal compressors? The static pressure of air in the impeller increases in order to provide centripetal force on the air The maximum efficiency is higher than multistage axial flow compressors The flow of air is parallel to the axis of the compressor The impeller rotates at high speeds The static pressure of air in the impeller increases in order to provide centripetal force on the air The maximum efficiency is higher than multistage axial flow compressors The flow of air is parallel to the axis of the compressor The impeller rotates at high speeds ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 0.33402777777778 0.20902777777778 0.50069444444444 3.5 : 1 0.33402777777778 0.20902777777778 0.50069444444444 3.5 : 1 ANSWER DOWNLOAD EXAMIANS APP