As the reflux ratio in a distillation column is increased from the minimum, the______________________?

Related Mcqs:

The mass transfer co-efficient for a solid sphere of radius ‘a’ dissolving in a large volume of quiescent liquid, in which „D’ is the diffusivity of solute, is _____________________?

A. D/a B. D/2a C. Proportional to √D D. Dependent on the Reynolds number...

The velocity, concentration and temperature boundary, for the boundary layer development on a flat plate during connective mass transfer will be same, if___________________?

A. NSc = 1 B. NSc = NPr = NLe C. NPr = NLe D. NSc = NLe...

Pick out the wrong statement ?

A. In solvent extraction, the distribution co-efficient should be as large as possible for solvent economy B. With increase in pressure, the solubility of gases in solvent increases at a fixed temperature C. Decrease in Murphree plate efficiency is an indication of entrainment in distillation column D. The capacity of a distillation column is maximum … Pick out the wrong statement ?Read More...

Drying of a wet solid under constant drying conditions means the exposure of the wet solid to the air of constant______________________?

A. Humidity B. Velocity C. Temperature D. All A., B. & C....

Which of the following is an undesirable property in a tower packing ?

A. Large surface per unit volume B. Large free cross-section C. Low weight per unit volume D. Large weight of liquid retained...