Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/a Proportional to √D D/2a Dependent on the Reynolds number D/a Proportional to √D D/2a Dependent on the Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a column results due to Low pressure drop High pressure drop High temperature Low velocity of the liquid Low pressure drop High pressure drop High temperature Low velocity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve) Decreases None of these Remains unchanged Increases Decreases None of these Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rate of leaching increases with increasing Temperature Viscosity of solvent Size of the solid Pressure Temperature Viscosity of solvent Size of the solid Pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of solid-liquid extraction is limited by the 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 Diffusion of the solute through the solvent in the pores to the outside of the particle ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used for separation of high boiling Volatile impurity from still higher boiling substances Both of the options given here none of the listed here Substances from non-volatile impurities Volatile impurity from still higher boiling substances Both of the options given here none of the listed here Substances from non-volatile impurities ANSWER DOWNLOAD EXAMIANS APP