Mass Transfer In a counter-current extractor, as the axial mixing increases, the extraction efficiency Depends on the pressure of the system Increases Decreases Remains unchanged Depends on the pressure of the system Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two or more components of a liquid solution can not be achieved by Liquid extraction Evaporation Absorption Fractional crystallisation Liquid extraction Evaporation Absorption Fractional crystallisation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then Solvent flow rate should be very low Amount of solvent required will be minimum No separation will occur Separation of the constituents is the most effective Solvent flow rate should be very low Amount of solvent required will be minimum No separation will occur Separation of the constituents is the most effective ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled And humidified And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature At the same relative humidity And humidified And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature At the same relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 7 70 0.7 150 7 70 0.7 150 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in Vapour pressure of either component None of these Total pressure Temperature Vapour pressure of either component None of these Total pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
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