Mass Transfer MCQs

__________ columns are used for liquid dispersion in a continuous gas phase.

Positive deviation from Raoult's law means a mixture whose total pressure is

In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

Flash distillation is suitable for the separation of components

In saturated gas, the

It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%).

The minimum liquid rate to be used in an absorber corresponds to an operating line

The equipment used in the extraction of highly corrosive radio active liquids is

On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in