Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is Same May be less or more depending on ambient conditions More Less Same May be less or more depending on ambient conditions More Less 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 In a high pressure compressor, the delivery pressure is 10 to 15 bar 8 to 10 bar 1 to 5 bar 5 to 8 bar 10 to 15 bar 8 to 10 bar 1 to 5 bar 5 to 8 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If p₁, is the pressure of air entering the L.P. cylinder and p₂ is the pressure of air leaving the L.P. cylinder (or inter-cooler pressure), then the ratio of cylinder diameters for a single acting, two stage reciprocating air compressor with complete intercooling is given by (where D₁ = Dia. of L.P. cylinder, and D₂ = Dia. of H.P. cylinder) D₁/D₂ = p₂/p₁ None of these D₁/D₂ = p₁ p₂ D₁/D₂ = p₁/p₂ D₁/D₂ = p₂/p₁ None of these D₁/D₂ = p₁ p₂ D₁/D₂ = p₁/p₂ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Turbofan engine employs Solid fuel firing No air stream One air stream Two or more air streams Solid fuel firing No air stream One air stream Two or more air streams ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines During base load operation, the best method of controlling compressor is Start-stop motor Variable speed Relief valve Constant speed unloader Start-stop motor Variable speed Relief valve Constant speed unloader ANSWER DOWNLOAD EXAMIANS APP
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