Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Decreases Remains same Increases Increases linearly Decreases Remains same Increases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry and wet bulb temperatures being 35 and 25°C respectively) is passed through water spray chamber maintained at 35°C. The air will be Cooled Humidified Both A & B Dehumidified Cooled Humidified Both A & B Dehumidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sand is dried in foundaries in a___drier. Vacuum Fluidisedbed Rotary Spray Vacuum Fluidisedbed Rotary Spray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is Minimum None of these Optimum Infinite Minimum None of these Optimum Infinite 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 = ∞ S < 1 S = 1 S > 1 S = ∞ S < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 ANSWER DOWNLOAD EXAMIANS APP