Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio decreases, the Column diameter increases Separation becomes more efficient None of these Number of plates increases Column diameter increases Separation becomes more efficient None of these Number of plates increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Plate towers Packed towers Spray towers Wetted wall columns Plate towers Packed towers Spray towers Wetted wall columns ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In gas-liquid contact operation, the number of ideal stages, N = (xa - xb)/(xb - x*b) . This is true when the stripping factor 'S' is S > 1 S = 1 S < 1 S = ∞ S > 1 S = 1 S < 1 S = ∞ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ diffusion is used for separating the isotopes of methane. Force Thermal Concentration Pressure Force Thermal Concentration Pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hypersorption refers to a __________ process. Moving bed adsorption Fixed bed absorption Moving bed absorption Fixed bed adsorption Moving bed adsorption Fixed bed absorption Moving bed absorption Fixed bed adsorption ANSWER DOWNLOAD EXAMIANS APP
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