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Two rods A and B have lengths l1 and l2....

Two rods A and B have lengths `l_1 and l_2.` Each rod has its ends at temperature `T_1 and T_2` Radii fo cross section of the two rods are same. The condition for equal flow of heat through those two rods is `(K_1, K_2` are thermal conductivities of two rods)

A

`K_1 I_1 =K_2 I_2`

B

`K_1 I_2 =K_2 I_1`

C

`K_1 = K_2`

D

`I_1= I_2`

Text Solution

Verified by Experts

The correct Answer is:
B
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