Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) LG/m G/mL L/mG ML/G LG/m G/mL L/mG ML/G ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the reflux ratio at total reflux? Infinity Unity Zero Data insufficient Infinity Unity Zero Data insufficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drying operation under vacuum is carried out to Reduce drying temperature Dry materials having high bound moisture content Increase drying temperature Dry those materials which have very high unbound mositure content Reduce drying temperature Dry materials having high bound moisture content Increase drying temperature Dry those materials which have very high unbound mositure content ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Decreases Remains unchanged Increases exponentially Increases Decreases Remains unchanged Increases exponentially Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Is independent of pressure Varies inversely as the pressure Varies directly as the pressure Is equal to the volumetric diffusivity Is independent of pressure Varies inversely as the pressure Varies directly as the pressure Is equal to the volumetric diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP