Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate period, the rate of drying decreases with the Increase in air humidity Both A & B Decrease in air temperature Neither A nor B Increase in air humidity Both A & B Decrease in air temperature Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a column results due to Low pressure drop High temperature High pressure drop Low velocity of the liquid Low pressure drop High temperature High pressure drop Low velocity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f is defined as above, then which of the following applies to a feed at dew point? 0 < f < 1 F < 1 F > 1 F = 1 0 < f < 1 F < 1 F > 1 F = 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is All of these Directly proportional to 'T1.5' Inversely proportional to 'P' Dependent on the molecular volume & molecular weight of components All of these Directly proportional to 'T1.5' Inversely proportional to 'P' Dependent on the molecular volume & molecular weight of components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Increases in winter Decreases in winter Increases in summer None of these Increases in winter Decreases in winter Increases in summer None of these ANSWER DOWNLOAD EXAMIANS APP
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