3- A 4-mm-diameter and 10-cm-long aluminum fin (k = 237 W/m:° C) is attached to a surface. If the heat transfer coefficient is 12 W/m2 · ° C, determine the percent error in the rate of heat transfer from the fin when the infinitely long fin assumption is used instead of the adiabatic fin tip assumption.

3- A 4-mm-diameter and 10-cm-long aluminum fin (k = 237 W/m:° C) is attached to a surface. If the heat transfer coefficient is 12 W/m2 · ° C, determine the percent error in the rate of heat transfer from the fin when the infinitely long fin assumption is used instead of the adiabatic fin tip assumption.

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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