Physics
Physics, 21.03.2021 02:50, sarahmckee69

 Four square pieces of insulation of two different materials, all with the same thickness and area A, are available to cover an opening of area 2A. This can be done in either of the two ways shown in the Figure below. Note: The pieces in each arrangement are placed directly on top of each other. kr ki k2 2. Hint: First show that (k + k2)>4k, k2 ki Which arrangement, (A) or (B), gives the lower energy flow if k # k2?​


 Four square pieces of insulation of two different materials, all with the same thickness and area

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