Compressors, Gas Turbines and Jet Engines In multistage compressor, the isothermal compression is achieved by By insulating the cylinder Employing inter-cooler By running compressor at very slow speed By constantly cooling the cylinder By insulating the cylinder Employing inter-cooler By running compressor at very slow speed By constantly cooling the cylinder ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following property is most important for material used for gas turbine blade Creep Fatigue Toughness Corrosion resistance Creep Fatigue Toughness Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket works with maximum overall efficiency when air craft velocity is equal to the Average of the jet velocity Half the jet velocity Jet velocity Twice the jet velocity Average of the jet velocity Half the jet velocity Jet velocity Twice the jet velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A closed gas turbine in which fuel is burnt directly in the air is not possible because of High friction losses Paucity of O2 Increasing gas temperature High specific volume High friction losses Paucity of O2 Increasing gas temperature High specific volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The stagnation pressure rise in a centrifugal compressor takes place In the diffuser only In the inlet guide vanes only In the diffuser and impeller In the impeller only In the diffuser only In the inlet guide vanes only In the diffuser and impeller In the impeller only ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about multistage compression? It is best suited for compression ratios around 7:1 Volumetric efficiency is high Power consumption per unit of air delivered is low The moisture in air is condensed in the inter-cooler It is best suited for compression ratios around 7:1 Volumetric efficiency is high Power consumption per unit of air delivered is low The moisture in air is condensed in the inter-cooler ANSWER DOWNLOAD EXAMIANS APP
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