Mass Transfer Which of the following operations does not involve leaching? Dissolving gold from ores Removing nicotine from its water solution by kerosene Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots Dissolving gold from ores Removing nicotine from its water solution by kerosene Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of cooling towers, the ratio of the rates of heat and mass transfer is indicated by the __________ number. Grashoff Lewis None of these Sherwood Grashoff Lewis None of these Sherwood ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Desirable value of absorption factor in an absorber is < 1 0.5 1 > 1 < 1 0.5 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Radioactive nuclear waste is treated in Rotating-disc contactor Bollman extractor Mixer-settler extractor Pulsed column extractor Rotating-disc contactor Bollman extractor Mixer-settler extractor Pulsed column extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Solid-liquid extraction Liquid-liquid extraction Multicomponent distillation Multicomponent absorption with chemical reaction Solid-liquid extraction Liquid-liquid extraction Multicomponent distillation Multicomponent absorption with chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams Passes through a maximum Increases Decreases Remains unaffected Passes through a maximum Increases Decreases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP