Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Dehydration Evaporation Sublimation Adsorption Dehydration Evaporation Sublimation Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is suitable for separating the constituents of a binary system, which Form minimum boiling azeotrope Form constant boiling azeotrope Have very wide boiling points Have very close boiling points Form minimum boiling azeotrope Form constant boiling azeotrope Have very wide boiling points Have very close boiling points ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is None of these Infinite Minimum Optimum None of these Infinite Minimum Optimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 1000 500 100 50 1000 500 100 50 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a single stage extraction process, 10 kg of pure solvent S (containing no solute A) is mixed with 30 kg of feed F containing A at a mass fraction xf = 0.2. The mixture splits into an extract phase E and a raf-finate phase R containing A at xB = 0.5 and xR = 0.05 respectively. The total mass of the extract phase is (in Kg) 8.89 10 8.25 6.89 8.89 10 8.25 6.89 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be < 1 > 1 ≤ 1 1 < 1 > 1 ≤ 1 1 ANSWER DOWNLOAD EXAMIANS APP