Mass Transfer The rate of mass transfer is not dependent upon the Interfacial surface exposed between the phases None of these Degree of dispersion of one fluid in the other Both A & B Interfacial surface exposed between the phases None of these Degree of dispersion of one fluid in the other Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of packed towers for distillation is generally limited to the Multicomponent distillation Small sizes High pressure operation Vacuum distillation Multicomponent distillation Small sizes High pressure operation Vacuum distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Diffusivity of solute increases Thermal conductivity of solute increases Viscosity of solvent decreases None of these Diffusivity of solute increases Thermal conductivity of solute increases Viscosity of solvent decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In saturated gas, the None of the listed here Vapour is in equilibrium with the liquid at the gas temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature Vapour is in equilibrium with the liquid at the room temperature None of the listed here Vapour is in equilibrium with the liquid at the gas temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature Vapour is in equilibrium with the liquid at the room temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Overall efficiency of the distillation column is The ratio of number of actual plates to ideal plates Always more than the point efficiency Same as the Murphree efficiency The ratio of number of ideal plates to actual plates The ratio of number of actual plates to ideal plates Always more than the point efficiency Same as the Murphree efficiency The ratio of number of ideal plates to actual plates ANSWER DOWNLOAD EXAMIANS APP