Compressors, Gas Turbines and Jet Engines The capacity of a compressor is 5 m/min refers to Standard air Compressed air Free air Compressed air at delivery pressure Standard air Compressed air Free air Compressed air at delivery pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Axial flow compressor has the following advantage over centrifugal compressor Higher pressure ratio per stage Larger air handling ability per unit frontal area Aerofoil blades are used Higher average velocities Higher pressure ratio per stage Larger air handling ability per unit frontal area Aerofoil blades are used Higher average velocities ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a two stage compressor p₂/p₁ = p₃/p₂ p₁/p₃ = p₂/p₁ p₁ = p3 p₁ = p₂ p3 p₂/p₁ = p₃/p₂ p₁/p₃ = p₂/p₁ p₁ = p3 p₁ = p₂ p3 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Gas turbine blades are given a rake In the direction of motion of blades Depending on the velocity Equal to zero Opposite to the direction of motion of blades In the direction of motion of blades Depending on the velocity Equal to zero Opposite to the direction of motion of blades ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of roots blower ________ with the increase in pressure ratio. Decreases Increases Does not change None of these Decreases Increases Does not change None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 0.33402777777778 3.5 : 1 0.50069444444444 0.20902777777778 0.33402777777778 3.5 : 1 0.50069444444444 0.20902777777778 ANSWER DOWNLOAD EXAMIANS APP