Compressors, Gas Turbines and Jet Engines In air compressors, free air delivery means the Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ramjet engine Is not self operating at zero flight speed Is self operating at zero flight speed Requires no air for its operation Produces a jet consisting of plasma Is not self operating at zero flight speed Is self operating at zero flight speed Requires no air for its operation Produces a jet consisting of plasma ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a closed cycle gas turbine, the air is compressed Isentropically Polytropically None of these Isothermally Isentropically Polytropically None of these Isothermally ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Closed/open depending on other considerations Open cycle Closed cycle & Open cycle Closed cycle Closed/open depending on other considerations Open cycle Closed cycle & Open cycle Closed cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The closed cycle in gas turbines Provides greater flexibility Provides lesser flexibility Is used when gas is to be burnt In never used Provides greater flexibility Provides lesser flexibility Is used when gas is to be burnt In never used 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 Increase Decrease Remain unaffected Other factors control it Increase Decrease Remain unaffected Other factors control it ANSWER DOWNLOAD EXAMIANS APP