Mass Transfer Drift in a cooling tower is Dependent on the water lost by evaporation Desirable The water entrained by the circulating air All of these Dependent on the water lost by evaporation Desirable The water entrained by the circulating air All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Low viscosity absorbent is preferred for reasons of Rapid absorption rates and good heat transfer characteristics All of these Low pressure drop on pumping Improved flooding characteristics Rapid absorption rates and good heat transfer characteristics All of these Low pressure drop on pumping Improved flooding characteristics ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ equation applies to diffusivities in liquids. Wilke and Chang Gilliland None of these Hirschfelder Wilke and Chang Gilliland None of these Hirschfelder ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The expression, y(1 - x)/x(1 - y) is for Murphree efficiency Relative volatility Selectivity Absorption factor Murphree efficiency Relative volatility Selectivity Absorption factor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following operations does not involve leaching? Removing nicotine from its water solution by kerosene Dissolving gold from ores Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots Removing nicotine from its water solution by kerosene Dissolving gold from ores Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots ANSWER DOWNLOAD EXAMIANS APP