Compressors, Gas Turbines and Jet Engines In multistage compressor, the isothermal compression is achieved by By constantly cooling the cylinder By running compressor at very slow speed Employing inter-cooler By insulating the cylinder By constantly cooling the cylinder By running compressor at very slow speed Employing inter-cooler By insulating the cylinder ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The air-fuel ratio in gas turbines is of the order of 7: 1 50: 1. 30: 1 15: 1 7: 1 50: 1. 30: 1 15: 1 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 rotor Rotor to static enthalpy rise in the stage Rotor to static enthalpy rise in the stator Stator to static enthalpy rise in the stage Stator to static enthalpy rise in the rotor Rotor to static enthalpy rise in the stage Rotor to static enthalpy rise in the stator Stator to static enthalpy rise in the stage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor capacity is defined as the Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Choose the correct statement Gas turbines has flat efficiency at part loads Gas turbine is capable of rapid start up and loading Gas turbines have high standby losses and require lot of maintenance Gas turbine requires lot of cooling water Gas turbines has flat efficiency at part loads Gas turbine is capable of rapid start up and loading Gas turbines have high standby losses and require lot of maintenance Gas turbine requires lot of cooling water ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the Adiabatic temperature drop in the stage Total temperature drop in the stage Total adiabatic temperature drop Total temperature drop Adiabatic temperature drop in the stage Total temperature drop in the stage Total adiabatic temperature drop Total temperature drop ANSWER DOWNLOAD EXAMIANS APP