Mass Transfer Mock Test 6

10%

Question 1 of 10

1. The Ponchon Savorit method is applicable for determining negligible heat loss.

True

False

Question 1 of 10

Question 2 of 10

2. Total cost will be minimum at

Maximum reflux ratio

Minimum reflux ratio

Optimum reflux ratio

None of the mentioned

Question 2 of 10

Question 3 of 10

3. Find the co-relation of the representation.

Optimum reflux ratio

Minimum reflux ratio

None of the mentioned

Maximum reflux ratio

Question 3 of 10

Question 4 of 10

4. For the maximum boiling mixture, the residue has the azeotropic mixture.

True

False

Question 4 of 10

Question 5 of 10

5. External reflux ratio is used for Ponchon Savorit method.

True

False

Question 5 of 10

Question 6 of 10

6. After leaving the condenser if the liquid is at bubble point then which of the following is correct?

Different concentration of distillate and reflux

No latent heat is removed

None of the mentioned

Same concentration of distillate and reflux

Question 6 of 10

Question 7 of 10

7. If there is no reflux to a fractionating column then

None of the mentioned

Large condenser size is needed

Minimum number of trays

Less reboiler size needed

Question 7 of 10

Question 8 of 10

8. Find the slope of the operating line of the top section of Fractionator if Reflux ratio is 2.
Hint: use McCabe Thiele method is applicable

0.67

0.87

0.57

0.77

Question 8 of 10

Question 9 of 10

9. Find the heat removed by the condenser if the net heat out of the condenser is 25000 J and the total moles are 25.

2000 J

1000 J

5000 J

10000 J

Question 9 of 10

Question 10 of 10

10. At optimum reflux ratio,

Total and optimum cost are equal

Operating and optimum cost are equal

Fixed and optimum cost are equal

Operating and fixed cost are equal

Question 10 of 10