Compressors, Gas Turbines and Jet Engines The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio) 1 - (1/r) ɣ-1/ɣ r ɣ-1 1 - r ɣ-1 1 - (1/r) ɣ/ɣ-1 1 - (1/r) ɣ-1/ɣ r ɣ-1 1 - r ɣ-1 1 - (1/r) ɣ/ɣ-1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines the products of combustion after passing through the gas turbine are discharged into Back to the compressor Discharge nozzle Vacuum Atmosphere Back to the compressor Discharge nozzle Vacuum Atmosphere ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The working fluid in a turbine is In two phases In three phases In a single phase In the form of air and water mixture In two phases In three phases In a single phase In the form of air and water mixture ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be 1.03 kg/cm² 1.00 kg/cm² 1.06 kg/cm² 0.53 kg/cm² 1.03 kg/cm² 1.00 kg/cm² 1.06 kg/cm² 0.53 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which of the following fuels can be used in turbojet engines? Methyl alcohol Liquid hydrogen Kerosene High speed diesel oil Methyl alcohol Liquid hydrogen Kerosene High speed diesel oil ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The blades of gas turbine are made of Stainless steel High alloy steel Carbon steel High nickel alloy Stainless steel High alloy steel Carbon steel High nickel alloy ANSWER DOWNLOAD EXAMIANS APP