Mass Transfer The caking of crystals can be prevented by Maintaining high critical humidity Both A and C Coating the product with inert material Maintaining low critical humidity Maintaining high critical humidity Both A and C Coating the product with inert material Maintaining low critical humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Constant relative volatility Total reflux All of these Constant molal overflow Constant relative volatility Total reflux All of these Constant molal overflow ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in Degree of ideality of the solution Neither A nor B Both A & B Viscosity with concentration Degree of ideality of the solution Neither A nor B Both A & B Viscosity with concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 6 10 12 8 6 10 12 8 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Freundlich equation applies to the adsorption of solute from Gaseous solutions at high pressure Concentrated solutions Dilute solutions, over a small concentration range None of these Gaseous solutions at high pressure Concentrated solutions Dilute solutions, over a small concentration range None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent. 50 100 Between 0 and 100 50 100 Between 0 and 100 ANSWER DOWNLOAD EXAMIANS APP
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