Compressors, Gas Turbines and Jet Engines A rotary compressor is driven by an Electric motor Engine None of these Either (A) or (B) Electric motor Engine None of these Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called Degree of reaction Pressure ratio Pressure coefficient Slip factor Degree of reaction Pressure ratio Pressure coefficient Slip factor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines With the decrease in compression ratio, the volumetric efficiency Decreases Does not change First decrease and then increase Increases Decreases Does not change First decrease and then increase Increases ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines To avoid moisture troubles, the compressed air main line should Drop gradually towards the point of use Be laid exactly horizontally Be laid vertically Rise gradually towards the point of use Drop gradually towards the point of use Be laid exactly horizontally Be laid vertically Rise gradually towards the point of use ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Turbofan engine employs No air stream Two or more air streams Solid fuel firing One air stream No air stream Two or more air streams Solid fuel firing One air stream 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 = p₁ p₂ D₁/D₂ = p₂/p₁ D₁/D₂ = p₁/p₂ None of these D₁/D₂ = p₁ p₂ D₁/D₂ = p₂/p₁ D₁/D₂ = p₁/p₂ None of these ANSWER DOWNLOAD EXAMIANS APP
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