Compressors, Gas Turbines and Jet Engines In a centrifugal compressor, the flow of air is ________ to the axis of compressor. Perpendicular Parallel None of these Inclined Perpendicular Parallel None of these Inclined 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
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 70 to 90% 60 to 70% 40 to 60% 10 to 40% 70 to 90% 60 to 70% 40 to 60% 10 to 40% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mass of gas turbine per kW developed is about ________ as that of an I.C. engine. One-half One fourth One sixth Same One-half One fourth One sixth Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The hottest point in a gas turbine is in the center between ~ to i of the blade height at the base at the tip in the center between ~ to i of the blade height at the base at the tip ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ratio of compression is the ratio of Absolute discharge pressure to the absolute intake pressure Gauge discharge pressure to the gauge intake pressure Pressures at discharge and suction corresponding to same temperature Stroke volume and clearance volume Absolute discharge pressure to the absolute intake pressure Gauge discharge pressure to the gauge intake pressure Pressures at discharge and suction corresponding to same temperature Stroke volume and clearance volume ANSWER DOWNLOAD EXAMIANS APP
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