Mass Transfer The Schmidt number which is defined as, μ/ρ D, is the ratio of the Thermal diffusivity to the mass diffusivity Momentum diffusivity to the thermal diffusivity Momentum diffusivity to the mass dif-fusivity None of these Thermal diffusivity to the mass diffusivity Momentum diffusivity to the thermal diffusivity Momentum diffusivity to the mass dif-fusivity None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) 1/√P 1/P √P P 1/√P 1/P √P P 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. Degree of ideality Both A & B Viscosity Neither A nor B Degree of ideality Both A & B Viscosity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 7 0.7 70 150 7 0.7 70 150 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is 1.56 1 2 0.56 1.56 1 2 0.56 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The-relative volatility for separation of a non-ideal binary mixture by distillation should be < 1 1 > 1 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
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