Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T D ∝ T1.5 D ∝ T0.5 D ∝ T2 D ∝ T D ∝ T1.5 D ∝ T0.5 D ∝ T2 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 Dehumidified Both A & B Cooled Humidified Dehumidified Both A & B Cooled Humidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If moisture content of solid on dry basis is X, then the same on wet basis is X/(X + 1) X/(X - 1) (X + 1)/X (X - 1)/X X/(X + 1) X/(X - 1) (X + 1)/X (X - 1)/X ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extractive distillation, solvent is Of high viscosity to give high tray efficiency Of high volatility Added to alter the relative volatility of the mixture Present in overhead stream Of high viscosity to give high tray efficiency Of high volatility Added to alter the relative volatility of the mixture Present in overhead stream ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A slurry is to be dried to produce flaky solid. Which dryer would you recommend? Spray dryer Dielectric dryer Drum dryer Rotary dryer Spray dryer Dielectric dryer Drum dryer Rotary dryer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Both A & B Liquid Gas Neither A nor B Both A & B Liquid Gas Neither A nor B ANSWER DOWNLOAD EXAMIANS APP