In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient

Question: In case of vertical tube evaporator, with increase in liquor level, the overall heat transfer co-efficient
[A].

increases

[B].

decreases

[C].

is not affected

[D].

may increase or decrease; depends on the feed

Answer: Option B

Explanation:

No answer description available for this question.