Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) P 1/P 1/√P √P P 1/P 1/√P √P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) ML/G G/mL LG/m L/mG ML/G G/mL LG/m L/mG ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Both liquid and gas side Liquid side Interfacial Gas side Both liquid and gas side Liquid side Interfacial Gas side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Minimum reflux ratio in a distillation column results in Maximum condenser size Minimum reboiler size Optimum number of trays Minimum number of trays Maximum condenser size Minimum reboiler size Optimum number of trays Minimum number of trays 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 low hold up High pressure drop and high hold up High pressure drop and low hold up Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and high hold up High pressure drop and low hold up Low pressure drop and high hold up ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Unidirectional diffusion from gas to liquid phase Either A or B Unidirectional diffusion from liquid to gas phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Either A or B Unidirectional diffusion from liquid to gas phase A counter diffusion at an almost equal molar rate ANSWER DOWNLOAD EXAMIANS APP
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