Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Both A & B Neither A nor B Distribution co-efficient Selectivity Both A & B Neither A nor B Distribution co-efficient Selectivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At 750°K and 1 atm, the approximate value of Schmidt number for air is 0.01 0.1 10 1 0.01 0.1 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dry bulb Dew point Wet bulb None of these Dry bulb Dew point Wet bulb None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 1.04 1.24 1.94 0.54 1.04 1.24 1.94 0.54 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Bubble plate column Packed column (with stacked packing) Pulse column Packed column (with dumped packing) Bubble plate column Packed column (with stacked packing) Pulse column Packed column (with dumped packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption (chemical adsorption) is Characterised by adsorption of heat A reversible phenomenon Same as "Van der Waals" adsorption An irreversible phenomenon Characterised by adsorption of heat A reversible phenomenon Same as "Van der Waals" adsorption An irreversible phenomenon ANSWER DOWNLOAD EXAMIANS APP