Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative saturation of an unsaturated mixture of gas and vapor is independent of the Temperature of the mixture 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The velocity, concentration and temperature boundary, for the boundary layer development on a flat plate during connective mass transfer will be same, if NSc = NLe NSc = NPr = NLe NSc = 1 NPr = NLe NSc = NLe NSc = NPr = NLe NSc = 1 NPr = NLe ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? Solvent extraction Absorption Distillation None of these Solvent extraction Absorption Distillation None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the None of these Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases None of these Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two or more components of a liquid solution can not be achieved by Liquid extraction Evaporation Absorption Fractional crystallisation Liquid extraction Evaporation Absorption Fractional crystallisation ANSWER DOWNLOAD EXAMIANS APP