Mass Transfer In an operating distillation column, the Driving force for the liquid flow is its specific weight Vapors and liquids are at their dew point and bubble point respectively Highest temperature is encountered at the top of the column Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Driving force for the liquid flow is its specific weight Vapors and liquids are at their dew point and bubble point respectively Highest temperature is encountered at the top of the column Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 0.7 70 7 150 0.7 70 7 150 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Freundlich equation applies to the adsorption of solute from Concentrated solutions Gaseous solutions at high pressure Dilute solutions, over a small concentration range None of these Concentrated solutions Gaseous solutions at high pressure Dilute solutions, over a small concentration range None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve) Decreases None of these Increases Remains unchanged Decreases None of these Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable property in a tower packing? Large surface per unit volume Large weight of liquid retained Large free cross-section Low weight per unit volume Large surface per unit volume Large weight of liquid retained Large free cross-section Low weight per unit volume ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid Increases due to foaming Increases due to liquid entrainment Is a function of the mass transfer between liquid and vapour Increases due to weeping and dumping of liquid Increases due to foaming Increases due to liquid entrainment ANSWER DOWNLOAD EXAMIANS APP
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