Compressors, Gas Turbines and Jet Engines The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio) 1 - r ɣ-1 1 - (1/r) ɣ/ɣ-1 1 - (1/r) ɣ-1/ɣ r ɣ-1 1 - r ɣ-1 1 - (1/r) ɣ/ɣ-1 1 - (1/r) ɣ-1/ɣ r ɣ-1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Euler's equation is applicable for Pumps All of these Centrifugal compressor Axial compressor Pumps All of these Centrifugal compressor Axial compressor 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 + W₂)/W₁ W₁/(W₁ + W₂) (W₁ + W₂)/W₂ W₂/(W₁ + W₂) (W₁ + W₂)/W₁ W₁/(W₁ + W₂) (W₁ + W₂)/W₂ W₂/(W₁ + W₂) ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Out of the following, from where you will prefer to take intake for air compressor From outside atmosphere at 1°C From an air conditioned room maintained at 20°C From coal yard side From a side where cooling tower is located nearby From outside atmosphere at 1°C From an air conditioned room maintained at 20°C From coal yard side From a side where cooling tower is located nearby ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine for the combustion of its fuel Does not require oxygen Uses surrounding air Uses compressed atmospheric air Carries its own oxygen Does not require oxygen Uses surrounding air Uses compressed atmospheric air Carries its own oxygen ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compression ratio in a gas turbine is of the order of 0.33402777777778 0.50069444444444 0.20902777777778 3.5 : 1 0.33402777777778 0.50069444444444 0.20902777777778 3.5 : 1 ANSWER DOWNLOAD EXAMIANS APP
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