Compressors, Gas Turbines and Jet Engines Work ratio of a gas turbine may be improved by Increasing the compression work Decreasing the compression work Increasing the turbine work Both (A) and (C) above Increasing the compression work Decreasing the compression work Increasing the turbine work Both (A) and (C) above ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In multistage compressor, the isothermal compression is achieved by Employing inter-cooler By insulating the cylinder By running compressor at very slow speed By constantly cooling the cylinder Employing inter-cooler By insulating the cylinder By running compressor at very slow speed By constantly cooling the cylinder ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Decreases with decrease in compression ratio Increases with increase in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Increases with increase in compression ratio Decreases with increase in compression ratio Increases with decrease in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor, without clearance, the work-done on the air during isentropic compression is ________ the heat required to raise the temperature of air from Tâ to Tâ at a constant pressure. None of these Equal to Less than Greater than None of these Equal to Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A large clearance volume in a reciprocating compressor results in Lower suction pressure Lower delivery pressure Reduced volume flow rate Increased volume flow rate Lower suction pressure Lower delivery pressure Reduced volume flow rate Increased volume flow rate ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of indicated h.p. to shaft h.p. in known as Compressor efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency Compressor efficiency Volumetric efficiency Isothermal efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
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