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 0.25 0.175 0.2 0.4 0.25 0.175 0.2 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Neither A nor B Both A & B Unsaturated surface Constant rate Neither A nor B Both A & B Unsaturated surface Constant rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The apex of an equilateral-triangular coordinate (in ternary liquid system) represents a/an Pure component Insoluble binary system Binary mixture Ternary mixture Pure component Insoluble binary system Binary mixture Ternary mixture ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For water-ethanol system, the minimum reflux ratio Is the optimum reflux ratio Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Cannot be computed Is computed from the intercept of the operating line Is the optimum reflux ratio Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Cannot be computed Is computed from the intercept of the operating line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Increases with increase in Neither A nor B Both A and B Is one at unity value of Increases with increase in Neither A nor B Both A and B Is one at unity value of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 70 0.7 7 150 70 0.7 7 150 ANSWER DOWNLOAD EXAMIANS APP
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