Compressors, Gas Turbines and Jet Engines In a single acting reciprocating air compressor, without clearance, the compression of air may be Isothermal Isentropic Any one of these Polytropic Isothermal Isentropic Any one of these Polytropic ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio in gas turbines Increases power output Do not damage turbine blades Reduces exhaust temperature Improves thermal efficiency Increases power output Do not damage turbine blades Reduces exhaust temperature Improves thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air-fuel ratio in gas turbines is of the order of 50: 1. 30: 1 15: 1 7: 1 50: 1. 30: 1 15: 1 7: 1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the wrong statement about advantages of multistage compression More loss of air due to leakage past the cylinder Air can be cooled perfectly in between Mechanical balance is better Better lubrication is possible advantages of multistage More loss of air due to leakage past the cylinder Air can be cooled perfectly in between Mechanical balance is better Better lubrication is possible advantages of multistage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Open cycle gas turbine works on Rankine cycle Carnot cycle Ericsson cycle Brayton or Atkinson cycle Rankine cycle Carnot cycle Ericsson cycle Brayton or Atkinson cycle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An ideal air compressor cycle without clearance on P-V diagram can be represented by following processes Two adiabatic and two isobaric One adiabatic, one isobaric and two constant volumes Two adiabatic, one isobaric and one constant volume One adiabatic, two isobaric, and one constant volume Two adiabatic and two isobaric One adiabatic, one isobaric and two constant volumes Two adiabatic, one isobaric and one constant volume One adiabatic, two isobaric, and one constant volume ANSWER DOWNLOAD EXAMIANS APP