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Three identical rods A, B and C are plac...

Three identical rods A, B and C are placed end to end. A temperature difference is maintained between the free ends of A and C. The thermal conductitvity of B is thrice that of C and half that of A. The effective thermal conductivity of rod A)

A

`1/3K_A`

B

`3K_A`

C

`2K_A`

D

`2/3K_A`

Text Solution

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The correct Answer is:
A
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