In Biot number, the characteristic length used is the ratio of the __________ of the solid.

Question: In Biot number, the characteristic length used is the ratio of the __________ of the solid.
[A].

volume to surface area

[B].

perimeter to surface area

[C].

surface area to volume

[D].

surface area to perimeter

Answer: Option A

Explanation:

No answer description available for this question.