Given the convective heat transfer Coefficient of the inner surface to be 15W/m2K, OD = 30mm and ID = 25mm. Find the outer surface heat transfer coefficient.

Given the convective heat transfer Coefficient of the inner surface to

1.	Given the convective heat transfer Coefficient of the inner surface to be 15W/m²K, OD = 30mm and ID = 25mm. Find the outer surface heat transfer coefficient.
A.	15 W/m<sup>2</sup>K
B.	12 W/m<sup>2</sup>K
C.	12.5 W/m<sup>2</sup>K
D.	13.5 W/m<sup>2</sup>K
Answer» D. 13.5 W/m<sup>2</sup>K

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Given the convective heat transfer Coefficient of the inner surface to be 15W/m2K, OD = 30mm and ID = 25mm. Find the outer surface heat transfer coefficient.

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Given the convective heat transfer Coefficient of the inner surface to be 15W/m²K, OD = 30mm and ID = 25mm. Find the outer surface heat transfer coefficient.