Compressors, Gas Turbines and Jet Engines The pressure and temperature conditions of air at the suction of compressor are Slightly less than atmospheric Atmospheric Slightly more than atmospheric Pressure slightly less than atmospheric and temperature slightly more than atmospheric Slightly less than atmospheric Atmospheric Slightly more than atmospheric Pressure slightly less than atmospheric and temperature slightly more than atmospheric ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Intercooling in gas turbines Increases net output but decreases thermal efficiency Decreases net output but increases thermal efficiency Decreases net output and thermal efficiency both Increases net output and thermal efficiency both Increases net output but decreases thermal efficiency Decreases net output but increases thermal efficiency Decreases net output and thermal efficiency both Increases net output and thermal efficiency both ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The weight per horse power ratio for gas in Turbine as compared to I.C. engine and steam turbine is Lower Higher None of these Same Lower Higher None of these Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The velocity of air entering in a rocket is ___ as compared to an aircraft. More Same Zero Less More Same Zero Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When the outlet angle from the rotor of a centrifugal compressor is more than 90°, then the blades are said to be Radial Forward curved Backward curved None of the listed here Radial Forward curved Backward curved None of the listed here 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) 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 D₁/D₂ = p₂/p₁ ANSWER DOWNLOAD EXAMIANS APP