Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter < 6:1 > 8:1 > 4 :1 < 8 : 1 < 6:1 > 8:1 > 4 :1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Both A & B Provides poorer contact between the fluids Gives higher pressure drop Gives lower pressure drop Both A & B Provides poorer contact between the fluids Gives higher pressure drop Gives lower pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry and wet bulb temperatures being 35 and 25°C respectively) is passed through water spray chamber maintained at 35°C. The air will be Cooled Humidified Dehumidified Both A & B Cooled Humidified Dehumidified Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rose oil is extracted from rose leaves using __________ distillation. Extractive Low pressure Steam High pressure Extractive Low pressure Steam High pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The caking of crystals can be prevented by Both A and C Maintaining low critical humidity Coating the product with inert material Maintaining high critical humidity Both A and C Maintaining low critical humidity Coating the product with inert material Maintaining high critical humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air at a particular humidity is heated in a furnace. The new dew point Decreases Depends on the extent of heating Remain unchanged Increases Decreases Depends on the extent of heating Remain unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
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