Compressors, Gas Turbines and Jet Engines The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is Superheating in compressor All of these Pressure drop across the valves Clearance volume and leakages Superheating in compressor All of these Pressure drop across the valves Clearance volume and leakages ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The mean effective pressure of the compressor is the None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions None of these Volume of air delivered by the compressor Volume of air sucked by the compressor during its suction stroke Actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a three stage compressor p₁ p₃ = p₂ p₄ p₃/p₁ = p₄/p₂ p₂/p₁ = p₃/p₂ = p₄/p₃ p₁ p₂ = p₃ p₄ p₁ p₃ = p₂ p₄ p₃/p₁ = p₄/p₂ p₂/p₁ = p₃/p₂ = p₄/p₃ p₁ p₂ = p₃ p₄ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In axial flow compressor, exit flow angle deviation from the blade angle is a function of Space-chord ratio Blade camber and space-chord ratio Blade camber Blade camber and incidence angle Space-chord ratio Blade camber and space-chord ratio Blade camber Blade camber and incidence angle ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reciprocating air compressor is best suited for Large quantity of air at low pressure Large quantity of air at high pressure Small quantity of air at low pressure Small quantity of air at high pressure Large quantity of air at low pressure Large quantity of air at high pressure Small quantity of air at low pressure Small quantity of air at high pressure ANSWER DOWNLOAD EXAMIANS APP
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 r ɣ-1 1 - (1/r) ɣ-1/ɣ 1 - r ɣ-1 1 - (1/r) ɣ/ɣ-1 r ɣ-1 1 - (1/r) ɣ-1/ɣ ANSWER DOWNLOAD EXAMIANS APP