Mass Transfer The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is +ve ∞ -ve +ve ∞ -ve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Distribution co-efficient Neither A nor B Selectivity Both A & B Distribution co-efficient Neither A nor B Selectivity Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Positive deviation from Raoult's law means a mixture whose total pressure is Greater than that computed for ideality Less than that computed for ideality None of these Less than the sum of the vapour pressure of the components Greater than that computed for ideality Less than that computed for ideality None of these Less than the sum of the vapour pressure of the components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Decrease Depend on saturated boiling point; may increase or decrease Increase Remains same Decrease Depend on saturated boiling point; may increase or decrease Increase Remains same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is Dependent on the Reynolds number Proportional to √D D/a D/2a Dependent on the Reynolds number Proportional to √D D/a D/2a ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Absorption Liquid extraction Distillation Evaporation Absorption Liquid extraction Distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
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