Compressors, Gas Turbines and Jet Engines The maximum temperature in a gas turbine is 500°C 700°C 200°C 1000°C 500°C 700°C 200°C 1000°C 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 None of these D₁/D₂ = p₂/p₁ D₁/D₂ = p₁/p₂ D₁/D₂ = p₁ p₂ None of these D₁/D₂ = p₂/p₁ D₁/D₂ = p₁/p₂ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Clearance volume in actual reciprocating compressors is essential To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To attain high volumetric efficiency To accommodate Valves in the cylinder head To provide cushioning effect To provide cushioning effect and also to avoid mechanical bang of piston with cylinder head To attain high volumetric efficiency To accommodate Valves in the cylinder head To provide cushioning effect ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ideal efficiency of simple gas turbine cycle depends on Maximum cycle temperature All of these Minimum cycle temperature Pressure ratio Maximum cycle temperature All of these Minimum cycle temperature Pressure ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency and work ratio of a gas turbine plant can be increased by Injecting water in/around combustion chamber Adding heat exchanger Reheating the air after partial expansion in the turbine All of these Injecting water in/around combustion chamber Adding heat exchanger Reheating the air after partial expansion in the turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The following property is most important for material used for gas turbine blade Corrosion resistance Toughness Creep Fatigue Corrosion resistance Toughness Creep Fatigue ANSWER DOWNLOAD EXAMIANS APP
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