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 0.2 0.4 0.25 0.175 0.2 0.4 0.25 0.175 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dimension of mass diffusivity is the same as that of Pressure Kinematic viscosity Dynamic viscosity Surface tension Pressure Kinematic viscosity Dynamic viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
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 ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum possible diameter of a packed coloumn is decided mainly by the Liquid hold up Liquid density Gas viscosity Flooding Liquid hold up Liquid density Gas viscosity Flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Is independent of pressure Varies directly as the pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Is independent of pressure Varies directly as the pressure Is equal to the volumetric diffusivity Varies inversely as the pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum reflux ratio in a distillation column results in Optimum number of trays Maximum condenser size Minimum reboiler size Minimum number of trays Optimum number of trays Maximum condenser size Minimum reboiler size Minimum number of trays ANSWER DOWNLOAD EXAMIANS APP
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