Compressors, Gas Turbines and Jet Engines In a single acting reciprocating air compressor, without clearance, the compression of air may be Isentropic Isothermal Any one of these Polytropic Isentropic Isothermal Any one of these Polytropic ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor efficiency is the Isothermal H.P/indicated H.R Isothermal H.P./shaft H.R Total output/air input Compression work/motor input Isothermal H.P/indicated H.R Isothermal H.P./shaft H.R Total output/air input Compression work/motor input ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A 3 m³/min compressor means that it Compresses 3 m³/min of standard air Delivers 3 m³/ min of compressed air at delivery pressure Compresses 3 m³/ min of free air Delivers 3 m³/ min of compressed air Compresses 3 m³/min of standard air Delivers 3 m³/ min of compressed air at delivery pressure Compresses 3 m³/ min of free air Delivers 3 m³/ min of compressed air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is Pressure drop across the valves Superheating in compressor All of these Clearance volume and leakages Pressure drop across the valves Superheating in compressor All of these Clearance volume and leakages ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In air compressors, free air delivery means the Volume of air delivered by the compressor None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air sucked by the compressor during its suction stroke Volume of air delivered by the compressor None of the listed here Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions Volume of air sucked by the compressor during its suction stroke ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into Vacuum Discharge nozzle Atmosphere Back to the compressor Vacuum Discharge nozzle Atmosphere Back to the compressor ANSWER DOWNLOAD EXAMIANS APP