Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Neither A nor B The overhead product is minimum Both the operating lines coincide with diagonal Both A & B Neither A nor B The overhead product is minimum Both the operating lines coincide with diagonal Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion is encountered in Absorption of NH₃ from air by water All of these Separation of a binary mixture by distillation All liquid-liquid diffusion systems Absorption of NH₃ from air by water All of these Separation of a binary mixture by distillation All liquid-liquid diffusion systems ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In steam distillation, the Temperature is more than 100° C Product must be immiscible with water Temperature is higher than the boiling point of either component Temperature is 100°C Temperature is more than 100° C Product must be immiscible with water Temperature is higher than the boiling point of either component Temperature is 100°C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption accompanied by heat evolution results in Increase in equilibrium solubility None of these Increased capacity of the absorber Decrease in equilibrium solubility Increase in equilibrium solubility None of these Increased capacity of the absorber Decrease in equilibrium solubility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Gas absorption Binary distillation Humidification Adsorption Gas absorption Binary distillation Humidification Adsorption ANSWER DOWNLOAD EXAMIANS APP
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