Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following assumes constant molal vaporisation and overflow? McCabe-Thiele method Plate absorption column Enthalpy concentration method Ponchan-Savarit method McCabe-Thiele method Plate absorption column Enthalpy concentration method Ponchan-Savarit method ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method of binary distillation does not assume that the None of these Heat of mixing is negligible Molar latent heats of all components are equal Sensible heat changes are negligible compared with latent heat changes None of these Heat of mixing is negligible Molar latent heats of all components are equal Sensible heat changes are negligible compared with latent heat changes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Neither A nor B Both A & B Liquid Gas Neither A nor B Both A & B Liquid Gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases due to Both A & B Decreased liquid viscosity Increased diffusivity Neither A nor B Both A & B Decreased liquid viscosity Increased diffusivity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively >1 and ≈ 1 < 1 and ≈ 1 1 and 0 0 and ≈ 1 >1 and ≈ 1 < 1 and ≈ 1 1 and 0 0 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP
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