Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Pressure ratio Pressure coefficient Slip factor Degree of reaction Pressure ratio Pressure coefficient Slip factor Degree of reaction ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work required to compress and deliver a quantity of air by multistage compression The work-done in each stage should be same All of the listed here The intercooling should be perfect The compression ratio in each stage should be same The work-done in each stage should be same All of the listed here The intercooling should be perfect The compression ratio in each stage should be same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The work done per unit mass of air in compression will be least when 'n' is equal to 1.4 1 1.3 1.2 1.4 1 1.3 1.2 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines As the turbine inlet temperature increases, the thermal efficiency of gas turbine for the optimum pressure ratio First increases and then decreases Increases Decreases Remain same First increases and then decreases Increases Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work done per cycle to the swept volume in case of compressor is called Compression ratio Mean effective pressure Compressor efficiency Compression index Compression ratio Mean effective pressure Compressor efficiency Compression index 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. Equal to None of these Greater than Less than Equal to None of these Greater than Less than ANSWER DOWNLOAD EXAMIANS APP