Mass Transfer Mock Test 5

1. The section below the feed tray in a fractionator is known as ______________

2. If the vapour pressure of the two components in a binary mixture is same, then it is a________

3. The top of the fractionators has ______ temperature.

4. Find the distillate rate, if a differential condenser is used and the equilibrium relation is given as x*= 0.2y. Also the rate of feed is 100 mol/hr.

5. The feed is directly passed to the flash vaporization column

6. Given the total pressure is 2 atm. Also the partial pressure of the two components in an ideal solution is 1 atm and 0.5 atm. It shows __________ deviation.

7. Estimate the feed rate, if the composition of the more volatile component in the feed is 50% and the residue is 10% and the equilibrium relation is given by y*= 1.975x. Also, the rate of residue is 60 mol/hr.

8. The initial portion of the distillate will be a low volatile component.

9. Alternative word of Azeotrope is a Differential-boiling point.

10. Find the vapour pressure of component A in an ideal mixture, if its liquid composition and the partial pressure is 0.65 and 260 mmHg.