Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The adiabatic saturation curve for a vapour-gas mixture is None of these Straight line Slightly concave downward Slightly concave upward None of these Straight line Slightly concave downward Slightly concave upward ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Sieve-plate column Bubble-cap column Packed column (stacked) Randomly packed column Sieve-plate column Bubble-cap column Packed column (stacked) Randomly packed column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Solids are drained to the same extent Both A & B Ratio of the insoluble to solution is constant Neither A nor B Solids are drained to the same extent Both A & B Ratio of the insoluble to solution is constant Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer ______ is the separation technique used for desalination of sea water. Reverse osmosis Adsorption Absorption Thermal diffusion Reverse osmosis Adsorption Absorption Thermal diffusion ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The percentage humidity is less than the relative humidity only at __________ percent humidity. Both zero and hundred Zero None of these Hundred Both zero and hundred Zero None of these Hundred ANSWER DOWNLOAD EXAMIANS APP