Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Decreases Increases Remains unchanged Increases exponentially Decreases Increases Remains unchanged Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable property in a tower packing? Low weight per unit volume Large surface per unit volume Large free cross-section Large weight of liquid retained Low weight per unit volume Large surface per unit volume Large free cross-section Large weight of liquid retained ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Bubble plate column Pulse column Packed column (with dumped packing) Packed column (with stacked packing) Bubble plate column Pulse column Packed column (with dumped packing) Packed column (with stacked packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Acetic acid will be most economically separated from a dilute solution of acetic acid in water by Absorption Solvent extraction Continuous distillation Evaporation Absorption Solvent extraction Continuous distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the concentration of the adsorbate, the integral heat of adsorption Decreases May increase or decrease ; depends on the type of adsorbate Remains unchanged Increases Decreases May increase or decrease ; depends on the type of adsorbate Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
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