Double pipe heat exchangers are preferably useful, when

Question: Double pipe heat exchangers are preferably useful, when
[A].

high viscosity liquid is to be cooled.

[B].

requirement of heat transfer area is low.

[C].

overall heat transfer co-efficient is very high.

[D].

a corrosive liquid is to be heated.

Answer: Option B

Explanation:

No answer description available for this question.