Compressors, Gas Turbines and Jet Engines Which is false statement about air receivers? These act as reservoir to take care of sudden demands These increase compressor efficiency These are used to dampen pulsations These knock out some oil and moisture These act as reservoir to take care of sudden demands These increase compressor efficiency These are used to dampen pulsations These knock out some oil and moisture ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor, without clearance volume, the work-done is minimum during None of these Polytropic compression Isentropic compression Isothermal compression None of these Polytropic compression Isentropic compression Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 256 bar 1 bar 64 bar 16 bar 256 bar 1 bar 64 bar 16 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsion efficiency of the following order is obtained in practice 0.6 0.5 0.34 0.72 0.6 0.5 0.34 0.72 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction in an axial flow compressor is defined as the ratio of static enthalpy rise in the Stator to static enthalpy rise in the stage Rotor to static enthalpy rise in the stator Rotor to static enthalpy rise in the stage Stator to static enthalpy rise in the rotor Stator to static enthalpy rise in the stage Rotor to static enthalpy rise in the stator Rotor to static enthalpy rise in the stage Stator to static enthalpy rise in the rotor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 2.5423611111111 0.084027777777778 0.37569444444444 0.16736111111111 2.5423611111111 0.084027777777778 0.37569444444444 0.16736111111111 ANSWER DOWNLOAD EXAMIANS APP