Mass Transfer Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture? Anthracite coal Bamboo Inorganic solids Rag paper Anthracite coal Bamboo Inorganic solids Rag paper ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Liquid Both A & B Neither A nor B Gas Liquid Both A & B Neither A nor B Gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of coffee from its seed is done by Steam distillation Extractive distillation Leaching Liquid-liquid extraction Steam distillation Extractive distillation Leaching Liquid-liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Increases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Decreases tray efficiency Increases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Decreases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is same as Is greater than Is lower than Cannot be predicted as data are insufficient Is same as Is greater than Is lower than Cannot be predicted as data are insufficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid flooding Minimise the overall pressure drop Reduce liquid hold up Avoid channeling Avoid flooding Minimise the overall pressure drop Reduce liquid hold up Avoid channeling ANSWER DOWNLOAD EXAMIANS APP
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