Heat Transfer Questions & Answers | |
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Because $h_1$ is not given in the question statement, it is not needed to solve the problem. Once (a), (b), (c), and (d) are found, you can find $h_1$ if you wish, but that is not necessary.
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I fixed the problem. It should be clear now.
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Hm, your Biot number is not well calculated.. You shouldn't be using LCA here.
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Well, you have to make this assumption anyway when solving for the 1D H-T in the fins..
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The efficiency chart in the tables can be used when the tip is not insulated. When the tip is insulated, you can also use the efficiency chart but you need to set $L_c=L$ instead of $L_c=L+t/2$.
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$\pi$ |