Mass Transfer Stage efficiency in a leaching process depends on the Time of contact between the solid and the solution Both A & B Rate of diffusion of the solute through the solid and into the liquid Vapour pressure of the solution Time of contact between the solid and the solution Both A & B Rate of diffusion of the solute through the solid and into the liquid Vapour pressure of the solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The McCabe Δ L law states that the Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate depends on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate depends on the crystal size Molar heats of vaporisation of components are nearly equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative humidity of air decreases in-spite of an increase in the absolute humidity, when the Temperature rises Pressure falls Pressure rises Temperature falls Temperature rises Pressure falls Pressure rises Temperature falls ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit operation involved in the prilling of urea is Both B and C Drying Crystallisation Evaporation Both B and C Drying Crystallisation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is None of these Always < 1 L/G G/L None of these Always < 1 L/G G/L ANSWER DOWNLOAD EXAMIANS APP
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