Perforated plate towers are unique for solvent extraction because, they provide_____________________?

Related Mcqs:

Most important factor to be considered in the selection of packings for absorbers is the ______________ of packing?

A. Size B. Durability C. Porosity D. Cost...

The reflux to a distillation column is 100 moles/hr, when the overhead product rate is 50 moles/hr. The reflux ratio is____________________?

A. 2 B. 0.5 C. 50 D. 150...

Which of the following is considered equivalent to one theoretical stage in Mc-Cabe Thiele’s method ?

A. Partial condenser B. Total condenser C. Reboiler D. Both B. and C...

Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m2 and the solvent flow, rate is 400 moles of S/m2. hr. The equilibrium data is represented by Y = 3X2 , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is_________________________?

A. 25% B. 50% C. 70% D. 90%...

If Rm is the minimum reflux ratio, the optimum reflux ratio may be around _________________ Rm ?

A. 1.2 to 1.5 B. 2.5 to 3 C. 3 to 4 D. 5...