Compressors, Gas Turbines and Jet Engines Volumetric efficiency of air compressors is of the order of 70 - 90% 20 - 30% 60 - 70% 40 - 50% 70 - 90% 20 - 30% 60 - 70% 40 - 50% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines An air receiver is to be placed outside. Should it be placed in Rain Enclosed room Shade Sun Rain Enclosed room Shade Sun ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine as compared to steam turbine All of these Has compressor and combustion chamber Requires less space for installation Has less efficiency All of these Has compressor and combustion chamber Requires less space for installation Has less efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines When air is to be compressed at a high pressure, then it is advantageous to use None of these Single stage compression Multistage compression without intercooling Multistage compression with intercooling None of these Single stage compression Multistage compression without intercooling Multistage compression with intercooling ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The ratio of work-done per cycle to the stroke volume of the compressor is known as Compressor efficiency Mean effective pressure Compressor capacity Compression ratio Compressor efficiency Mean effective pressure Compressor capacity Compression ratio 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 = p₂/p₁ D₁/D₂ = p₁/p₂ D₁/D₂ = p₁ p₂ None of these D₁/D₂ = p₂/p₁ D₁/D₂ = p₁/p₂ D₁/D₂ = p₁ p₂ ANSWER DOWNLOAD EXAMIANS APP
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