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If l is the length, A is the area of cro...

If l is the length, A is the area of cross-section and K the thermal conductivity, then the thermal resistance of the block is given by

A

`Kl//A`

B

`l//KA`

C

`AK//l`

D

`A//Kl`

Text Solution

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The correct Answer is:
B
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