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A wall has two layers A and B, each made...

A wall has two layers A and B, each made od=f different material. Both the layers have the same thickness. The thermal conductivity for A is twice that B and, under steady condition, the temperature difference across the wall is `36^(@)`C. The temperature difference across the layer A is

A

`6^(@)C`

B

`12^(@)C`

C

`18^(@)C`

D

`24^(@)C`

Text Solution

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The correct Answer is:
B
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