Mass Transfer The binary diffusivity in gases and liquids vary respectively as T3/2 and T T3/2 and √T T and T3/2 √T and T3/2 T3/2 and T T3/2 and √T T and T3/2 √T and T3/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 1.94 0.54 1.24 1.04 1.94 0.54 1.24 1.04 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Distillation Evaporation Absorption Liquid extraction Distillation Evaporation Absorption Liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Danckwerts developed the __________ theory. Film Penetration Surface renewal None of these Film Penetration Surface renewal None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) (G.a)/FG FG/(G.a) F/(FG.a) L/(FG.G) (G.a)/FG FG/(G.a) F/(FG.a) L/(FG.G) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative saturation of an unsaturated mixture of gas and vapor is independent of the Nature of the vapor Composition of the mixture None of these Temperature of the mixture Nature of the vapor Composition of the mixture None of these Temperature of the mixture ANSWER DOWNLOAD EXAMIANS APP