Mass Transfer McCabe-Thiele method Can use any type of units Uses molal units for material and energy balance Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition Can use any type of units Uses molal units for material and energy balance Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in Neither A nor B Both A & B Degree of ideality of the solution Viscosity with concentration Neither A nor B Both A & B Degree of ideality of the solution Viscosity with concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Desirable value of absorption factor in an absorber is > 1 < 1 0.5 1 > 1 < 1 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency Remains same Increases Decreases May increase or decrease ; depends on individual design Remains same Increases Decreases May increase or decrease ; depends on individual design ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer 1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is 0.175 0.25 0.4 0.2 0.175 0.25 0.4 0.2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) LG/m L/mG ML/G G/mL LG/m L/mG ML/G G/mL ANSWER DOWNLOAD EXAMIANS APP
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