Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) ?

Related Mcqs:

As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages_______________________?

A. Increase B. Decrease C. Remain unchanged D. Can either increase or decrease, depends on the system...

Pick out the wrong statement ?

A. Absorption factor is constant, when the equilibrium and operating lines are straight B. In case of a stripper, the equilibrium curve is always below the operating line C. In case of an absorber, the operating line is always above the equilibrium curve D. In the absorption of low solubility gases, the liquid film is … Pick out the wrong statement ?Read More...

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...

Total reflux in a distillation operation requires minimum____________________?

A. Reboiler load B. Number of plates C. Condenser load D. All A., B. and C....

As the reflux ratio decreases, the_________________?

A. Separation becomes more efficient B. Number of plates increases C. Column diameter increases D. None of these...