Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 256 bar 16 bar 64 bar 1 bar 256 bar 16 bar 64 bar 1 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pressure ratio in gas turbines is the ratio of Pressures across the turbine Compressor pressure ratio Inlet pressure to exhaust pressure Highest pressure to exhaust pressure Pressures across the turbine Compressor pressure ratio Inlet pressure to exhaust pressure Highest pressure to exhaust pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of the vane blower is (where W₁ = Workdone due to compression, and W₂ = Workdone due to back flow) W₁/(W₁ + W₂) (W₁ + W₂)/W₂ (W₁ + W₂)/W₁ W₂/(W₁ + W₂) W₁/(W₁ + W₂) (W₁ + W₂)/W₂ (W₁ + W₂)/W₁ W₂/(W₁ + W₂) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a two stage compressor p₂/p₁ = p₃/p₂ p₁ = p3 p₁ = p₂ p3 p₁/p₃ = p₂/p₁ p₂/p₁ = p₃/p₂ p₁ = p3 p₁ = p₂ p3 p₁/p₃ = p₂/p₁ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Adiabatic compression is one in which Temperature rise follows a linear relationship Temperature during compression remains constant Work done is maximum No heat leaves or enters the compressor cylinder during compression Temperature rise follows a linear relationship Temperature during compression remains constant Work done is maximum No heat leaves or enters the compressor cylinder during compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Euler's equation can be used for Axial flow compressors All of these Radial flow compressors Pumps Axial flow compressors All of these Radial flow compressors Pumps ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS