Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D D0.5 D2 1/D D D0.5 D2 1/D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the Integral heat of adsorption Heat of wetting Differential heat of adsorption None of these Integral heat of adsorption Heat of wetting Differential heat of adsorption None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is (1 - f)/f - f/(1 - f) - 1/f - (f - 1)/f (1 - f)/f - f/(1 - f) - 1/f - (f - 1)/f ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative volatility of a binary mixture at the azeotropic composition is 1 ∞ > 1 1 ∞ > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in Increased reflux ratio Greater degree of separation with a fixed number of trays None of these Increased reboiler load Increased reflux ratio Greater degree of separation with a fixed number of trays None of these Increased reboiler load ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In rectifying section of a continuous distillation column, the Liquid is stripped of high boilers Vapour is enriched with low boilers None of these Vapour is enriched with high boilers Liquid is stripped of high boilers Vapour is enriched with low boilers None of these Vapour is enriched with high boilers ANSWER DOWNLOAD EXAMIANS APP
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