Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D2 K ∝ D1.5 K ∝ √D K ∝ D K ∝ D2 K ∝ D1.5 K ∝ √D K ∝ D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and low hold up High pressure drop and high hold up Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and low hold up High pressure drop and high hold up ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Gas Neither A nor B Liquid Both A & B Gas Neither A nor B Liquid Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has None of these Increased utilisation of stagnant zones of the liquid phase Lower adsorption rate Lower capacity of the solvent for the solute gas None of these Increased utilisation of stagnant zones of the liquid phase Lower adsorption rate Lower capacity of the solvent for the solute gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid-liquid extraction, the number of phases at plait point is 3 2 1 4 3 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 10-5 to 10-6 > 1 0.1 0.01 10-5 to 10-6 > 1 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
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