Mass Transfer Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve) S₁ x S₂ S₂/S₁ S₁/S₂ S₁ - S₂ S₁ x S₂ S₂/S₁ S₁/S₂ S₁ - S₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an absorption coloumn, the flooding velocity for random packing is __________ that for stacked/regular packing. Smaller than Greater than Equal to Either A, or B ; depends on the type of packing Smaller than Greater than Equal to Either A, or B ; depends on the type of packing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture contained by a substance in excess of the equilibrium moisture is called the __________ moisture. Bound Unbound Free Critical Bound Unbound Free Critical ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the Rate of diffusion of the solute through the solid and into the liquid Time of contact between the solid and the solution Both A & B Vapour pressure of the solution Rate of diffusion of the solute through the solid and into the liquid Time of contact between the solid and the solution Both A & B Vapour pressure of the solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T2 D ∝ T D ∝ T1.5 D ∝ T0.5 D ∝ T2 D ∝ T D ∝ T1.5 D ∝ T0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because They are always equal under all circumstances Lewis number is close to unity Solubility of the components of air in water is very small Water has a high latent heat of evaporation They are always equal under all circumstances Lewis number is close to unity Solubility of the components of air in water is very small Water has a high latent heat of evaporation ANSWER DOWNLOAD EXAMIANS APP