+1 vote
in Mass Transfer by (37.1k points)
For minimum reflux ratio the number of trays becomes infinite.

(a) True

(b) False

This question was posed to me in an online interview.

This intriguing question comes from Reflux Ratio Concept (Minimum, Maximun & Optimum) topic in section Distillation of Mass Transfer

1 Answer

0 votes
by (39.8k points)
The correct answer is (a) True

Explanation: For minimum reflux ratio, all the condensed vapour becomes distillate; no reflux. So it requires infinite number of trays.

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