Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Heat of normal condensation Differential heat of adsorption Heat of wetting Integral heat of adsorption Heat of normal condensation Differential heat of adsorption Heat of wetting Integral heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 0.01 10-5 to 10-6 > 1 0.1 0.01 10-5 to 10-6 > 1 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the None of these Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Number of plates required will be maximum Reflux ratio will be maximum Concentration of liquid and vapour leaving a plate will be same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Both A & B Parallel Straight Neither A nor B Both A & B Parallel Straight Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio increases, the slope of the operating line for rectifying section Decreases Increases Data insufficient, cannot be predicted Remains constant Decreases Increases Data insufficient, cannot be predicted Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit operation involved in the prilling of urea is Evaporation Crystallisation Drying Both B and C Evaporation Crystallisation Drying Both B and C ANSWER DOWNLOAD EXAMIANS APP
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