Mass Transfer Stage efficiency in a leaching process depends on the Vapour pressure of the solution Both A & B Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid Vapour pressure of the solution Both A & B Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Mass diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion in concentrated solutins differs from that in dilute solutions, because of the change in the __________ with the concentration of the solution. Viscosity Neither A nor B Degree of ideality Both A & B Viscosity Neither A nor B Degree of ideality Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) ML/G L/mG LG/m G/mL ML/G L/mG LG/m G/mL ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Surface evaporation of unbound moisture occurs None of these Cracks develop on the surface of the solid Rate of drying decreases abruptly Surface evaporation of unbound moisture occurs None of these Cracks develop on the surface of the solid Rate of drying decreases abruptly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Small dia distillation column can be a Any of these Sieve tray Bubble cap Packed column Any of these Sieve tray Bubble cap Packed column ANSWER DOWNLOAD EXAMIANS APP
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