Compressors, Gas Turbines and Jet Engines In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of Compressed air Vacuum Atmospheric air Oxygen alone Compressed air Vacuum Atmospheric air Oxygen alone ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Air-fuel ratio in a jet engine will be of the order of 0.41736111111111 2.5006944444444 0.62569444444444 0.83402777777778 0.41736111111111 2.5006944444444 0.62569444444444 0.83402777777778 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The stagnation pressure rise in a centrifugal compressor takes place In the impeller only In the diffuser and impeller In the diffuser only In the inlet guide vanes only In the impeller only In the diffuser and impeller In the diffuser only In the inlet guide vanes only ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Remain unaffected Decrease Increase Other factors control it Remain unaffected Decrease Increase Other factors control it ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An air receiver is to be placed outside. Should it be placed in Sun Shade Enclosed room Rain Sun Shade Enclosed room Rain ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Open cycle Closed/open depending on other considerations Closed cycle & Open cycle Closed cycle Open cycle Closed/open depending on other considerations Closed cycle & Open cycle Closed cycle ANSWER DOWNLOAD EXAMIANS APP
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