Chemical Engineering - Mass Transfer

6.
Pore size of the molecular seive 5A is __________ mm.
5
0.5
0.05
50
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
Swenson-Walker crystalliser is a __________ unit
continuous
batch
semi-batch
cooling (adiabatic)-cum-evaporation
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B ? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn.
5
9
12
28
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in
decreased solute solubility.
large minimum liquid to gas (L/G) ratio.
large number of trays.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
With increase in temperature, the mutual solubility of two liquids
increases
decreases
remains unchanged
decreases exponentially
Answer: Option
Explanation:
No answer description is available. Let's discuss.