Mass Transfer Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in Neither A nor B Degree of ideality of the solution Viscosity with concentration Both A & B Neither A nor B Degree of ideality of the solution Viscosity with concentration Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Yes Normally not; but is possible if infinite number of plates are put Never Yes ; if the reflux ratio is maximum Yes Normally not; but is possible if infinite number of plates are put Never Yes ; if the reflux ratio is maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Distribution co-efficient Selectivity Neither A nor B Both A & B Distribution co-efficient Selectivity Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture distillation process, the degree of freedom is 2. However, if the pressure is fixed in this process, the number of independent variables in this process will be 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in pressure, the relative volatility for a binary system Remains same Either A or B, depends on the system Decreases Increases Remains same Either A or B, depends on the system Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed total pressure, humidity depends only on the Density of the vapour None of these Partial pressure of vapour in the mixture Heat capacity of the vapour Density of the vapour None of these Partial pressure of vapour in the mixture Heat capacity of the vapour ANSWER DOWNLOAD EXAMIANS APP
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