Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is

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Question: Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is
[A].

thin walled having the value of Ao Ai/< 2.

[B].

thick walled.

[C].

having the value of Ao/Ai > 2.

[D].

both (b) and (c).

Answer: Option A

Explanation:

No answer description available for this question.