Mass Transfer When a multistage tray tower uses a minimum reflux ratio, it implies Minimum trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load Minimum trays and minimum reboiler heat load Infinite trays and maximum reboiler heat load Minimum trays and maximum reboiler heat load Infinite trays and minimum reboiler heat load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following psychrometric processes is followed by water vapour laden unsaturated air, when it is passed through solid or liquid adsorbent? None of these Cooling and dehumidification Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant None of these Cooling and dehumidification Heating and dehumidification at almost constant wet bulb temperature Dehumidification with dry bulb temperature remaining constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 5 to 10 1 to 5 > 10 1 5 to 10 1 to 5 > 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption (chemical adsorption) is 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 Characterised by adsorption of heat A reversible phenomenon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the Both A & B Vapour pressure of the solution Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid Both A & B Vapour pressure of the solution Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can a cooling tower cool water below the wet bulb temperature of inlet air? Yes Yes ; but height of cooling tower will be prohibitively high No Yes ; but the air flow rate should be excessively high Yes Yes ; but height of cooling tower will be prohibitively high No Yes ; but the air flow rate should be excessively high ANSWER DOWNLOAD EXAMIANS APP
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