Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Rate of drying decreases abruptly Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs None of these Rate of drying decreases abruptly Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of solid-liquid extraction is limited by the Diffusion of the solute through the solvent in the pores to the outside of the particle All of these Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution Phase change of the solute as it dissolves in the solvent Diffusion of the solute through the solvent in the pores to the outside of the particle All of these Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution Phase change of the solute as it dissolves in the solvent ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A distillation column with N plates is being operated under normal conditions. At some point of time, the operation is shifted to total reflux condition (i.e., no product and residue are being withdrawn and feed to the column is stopped). At the new steady state, The top and bottom compositions correspond to the maximum enrichment available The top and bottom compositions are unchanged with and without total reflux Composition of vapors and that of liquid do not vary throughout the column Reboiler load and condenser load are minimum The top and bottom compositions correspond to the maximum enrichment available The top and bottom compositions are unchanged with and without total reflux Composition of vapors and that of liquid do not vary throughout the column Reboiler load and condenser load are minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The expression, y(1 - x)/x(1 - y) is for Murphree efficiency Absorption factor Selectivity Relative volatility Murphree efficiency Absorption factor Selectivity Relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 1 and 0 < 1 and ≈ 1 0 and ≈ 1 >1 and ≈ 1 1 and 0 < 1 and ≈ 1 0 and ≈ 1 >1 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Hatta number is important in Multicomponent distillation Binary distillation Gas absorption with chemical reaction Gas absorption without chemical reaction Multicomponent distillation Binary distillation Gas absorption with chemical reaction Gas absorption without chemical reaction ANSWER DOWNLOAD EXAMIANS APP
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