Compressors, Gas Turbines and Jet Engines A machine used to raise the pressure of air is called Air motor I.C engine Gas turbine Compressor Air motor I.C engine Gas turbine Compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as Slip factor Degree of reaction Pressure coefficient Work factor Slip factor Degree of reaction Pressure coefficient Work factor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency for reciprocating air compressors is about 60 to 70% 40 to 60% 10 to 40% 70 to 90% 60 to 70% 40 to 60% 10 to 40% 70 to 90% ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a three stage compressor p₂/p₁ = p₃/p₂ = p₄/p₃ p₁ p₃ = p₂ p₄ p₃/p₁ = p₄/p₂ p₁ p₂ = p₃ p₄ p₂/p₁ = p₃/p₂ = p₄/p₃ p₁ p₃ = p₂ p₄ p₃/p₁ = p₄/p₂ p₁ p₂ = p₃ p₄ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work in multistage compression, assuming same index of compression in all stages Work done in subsequent stages should increase Work done in subsequent stages should decrease Work done in first stage should be more Work done in all stages should be equal Work done in subsequent stages should increase Work done in subsequent stages should decrease Work done in first stage should be more Work done in all stages should be equal ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The velocity of air entering in a rocket is ___ as compared to an aircraft. Same Less Zero More Same Less Zero More ANSWER DOWNLOAD EXAMIANS APP
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