Heat Transfer Questions & Answers  


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.






I fixed the problem. It should be clear now.




Hm, your Biot number is not well calculated.. You shouldn't be using LCA here.




Well, you have to make this assumption anyway when solving for the 1D HT in the fins..



$\pi$ 