Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 4.605 9.21 100 0.001 4.605 9.21 100 0.001 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 G/mL L/mG LG/m ML/G G/mL L/mG LG/m ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is None of these Optimum Infinite Minimum None of these Optimum Infinite Minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, None of these Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly Cracks develop on the surface of the solid None of these Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly Cracks develop on the surface of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dimension of diffusivity is same as that of the Velocity head Kinematic viscosity Density Molal concentration Velocity head Kinematic viscosity Density Molal concentration ANSWER DOWNLOAD EXAMIANS APP