Compressors, Gas Turbines and Jet Engines The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio) 1 - r ɣ-1 1 - (1/r) ɣ-1/ɣ r ɣ-1 1 - (1/r) ɣ/ɣ-1 1 - r ɣ-1 1 - (1/r) ɣ-1/ɣ r ɣ-1 1 - (1/r) ɣ/ɣ-1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Air-fuel ratio in a jet engine will be of the order of 0.62569444444444 0.83402777777778 2.5006944444444 0.41736111111111 0.62569444444444 0.83402777777778 2.5006944444444 0.41736111111111 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The working fluid in a turbine is In two phases In a single phase In the form of air and water mixture In three phases In two phases In a single phase In the form of air and water mixture In three phases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket works with maximum overall efficiency when air craft velocity is equal to the Jet velocity Half the jet velocity Average of the jet velocity Twice the jet velocity Jet velocity Half the jet velocity Average of the jet velocity Twice the jet velocity ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ramjet engine Is self operating at zero flight speed Is not self operating at zero flight speed Produces a jet consisting of plasma Requires no air for its operation Is self operating at zero flight speed Is not self operating at zero flight speed Produces a jet consisting of plasma Requires no air for its operation ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt? 6 m³/ mt. 18 m³/ mt. 1.5 m³/ mt. 3 m³/ mt. 6 m³/ mt. 18 m³/ mt. 1.5 m³/ mt. 3 m³/ mt. ANSWER DOWNLOAD EXAMIANS APP
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