Mass Transfer For water-ethanol system, the minimum reflux ratio Cannot be computed Is computed from the intercept of the operating line Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Is the optimum reflux ratio Cannot be computed Is computed from the intercept of the operating line Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Is the optimum reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Increases Remains unaffected Decreases Decreases linearly Increases Remains unaffected Decreases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Overall efficiency of the distillation column is The ratio of number of actual plates to ideal plates The ratio of number of ideal plates to actual plates Same as the Murphree efficiency Always more than the point efficiency The ratio of number of actual plates to ideal plates The ratio of number of ideal plates to actual plates Same as the Murphree efficiency Always more than the point efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sides of equilateral-triangular co-ordinates (on which ternary liquid system is plotted) represent A pure component Partially miscible ternary system A ternary mixture A binary mixture A pure component Partially miscible ternary system A ternary mixture A binary mixture ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same. Heat and momentum Heat, momentum and mass Mass and momentum Heat and mass Heat and momentum Heat, momentum and mass Mass and momentum Heat and mass ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the Rate of diffusion of the solute through the solid and into the liquid Time of contact between the solid and the solution Both A & B Vapour pressure of the solution Rate of diffusion of the solute through the solid and into the liquid Time of contact between the solid and the solution Both A & B Vapour pressure of the solution ANSWER DOWNLOAD EXAMIANS APP
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