Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Zero Equal to the heat of formation of surface compound Called integral heat of adsorption Equal to the heat of wetting Zero Equal to the heat of formation of surface compound Called integral heat of adsorption Equal to the heat of wetting ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. No change in theoretical None of the listed here Major decrease in the number of Marginal decrease in the number of No change in theoretical None of the listed here Major decrease in the number of Marginal decrease in the number of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) (G.a)/FG L/(FG.G) F/(FG.a) FG/(G.a) (G.a)/FG L/(FG.G) F/(FG.a) FG/(G.a) ANSWER DOWNLOAD EXAMIANS APP
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 < 8 : 1 > 4 :1 < 6:1 > 8:1 < 8 : 1 > 4 :1 < 6:1 > 8:1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of packed towers for distillation is generally limited to the High pressure operation Multicomponent distillation Small sizes Vacuum distillation High pressure operation Multicomponent distillation Small sizes Vacuum distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Hatta number is important in Gas absorption with chemical reaction Multicomponent distillation Binary distillation Gas absorption without chemical reaction Gas absorption with chemical reaction Multicomponent distillation Binary distillation Gas absorption without chemical reaction ANSWER DOWNLOAD EXAMIANS APP
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