Compressors, Gas Turbines and Jet Engines In a jet engine, the air-fuel ratio is 1.2506944444444 1.6673611111111 2.0840277777778 2.5006944444444 1.2506944444444 1.6673611111111 2.0840277777778 2.5006944444444 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The gas in cooling chamber of a closed cycle gas turbine is cooled at Constant pressure None of the listed here Constant volume Constant temperature Constant pressure None of the listed here Constant volume Constant temperature ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of fluid, and suffix ‘I’ and ‘o’ stand for entry and exit conditions, then in a rotary machine whose degree of reaction is unity V = Uo Vi = Vo U < Vo Vt > Vo V = Uo Vi = Vo U < Vo Vt > Vo ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In the axial flow gas turbine, the work ratio is the ratio of Output and input Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet Actual compressor work and theoretical compressor work Compressor work and turbine work Output and input Actual total head temperature drop to the isentropic total head drop from total head inlet to static head outlet Actual compressor work and theoretical compressor work Compressor work and turbine work ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A large clearance volume in a reciprocating compressor results in Lower delivery pressure Lower suction pressure Increased volume flow rate Reduced volume flow rate Lower delivery pressure Lower suction pressure Increased volume flow rate Reduced volume flow rate ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The closed cycle in gas turbines Provides greater flexibility Is used when gas is to be burnt Provides lesser flexibility In never used Provides greater flexibility Is used when gas is to be burnt Provides lesser flexibility In never used ANSWER DOWNLOAD EXAMIANS APP
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