Compressors, Gas Turbines and Jet Engines The thermodynamic efficiency of rotary compressor is based on Isentropic compression Isothermal compression Polytropic compression Adiabatic compression Isentropic compression Isothermal compression Polytropic compression Adiabatic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio in gas turbines Increases power output Reduces exhaust temperature Improves thermal efficiency Do not damage turbine blades Increases power output Reduces exhaust temperature Improves thermal efficiency Do not damage turbine blades ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to internal combustion engine Can be driven at a very high speed All of the listed here Has more efficiency Produces uniform torque Can be driven at a very high speed All of the listed here Has more efficiency Produces uniform torque ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Maximum delivery pressure is a rotary air compressor is of the order of 10 kg/cm² 25 kg/cm² 16 kg/cm² 6 kg/cm² 10 kg/cm² 25 kg/cm² 16 kg/cm² 6 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following property is most important for material used for gas turbine blade Toughness Fatigue Corrosion resistance Creep Toughness Fatigue Corrosion resistance Creep ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Clearance volume in actual reciprocating compressors is essential To provide cushioning effect To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To accommodate Valves in the cylinder head To attain high volumetric efficiency To provide cushioning effect To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To accommodate Valves in the cylinder head To attain high volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
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