A steel fin (k = 54 W/m-K) with a cross-section of an equilateral triangle, 5 mm in side is 80 mm long. It is attached to a plane wall maintained at 400°C. The ambient air temperature is 50°C and the heat transfer coefficient is 90 W/(m2 -K). Calculate the heat transfer rate

A steel fin (k = 54 W/m-K) with a cross-section of an equilateral triangle, 5 mm in side is 80 mm long. It is attached to a plane wall maintained at 400°C. The ambient air temperature is 50°C and the heat transfer coefficient is 90 W/(m2 -K). Calculate the heat transfer rate

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

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A steel fin (k = 54 W/m-K) with a cross-section of
an equilateral triangle, 5 mm in side is 80 mm
long. It is attached to a plane wall maintained at
400°C. The ambient air temperature is 50°C and
the heat transfer coefficient is 90 W/(m2
-K). Calculate the heat transfer rate (W), when the fin is considered as a very long fin.

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