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Wires A and B have resistivities pA and ...

Wires A and B have resistivities `p_A` and `p_B`. If the diameter of the wire B is twice that of A and the Two wires have same resistance, then `(L_b)/(L_A)` is

A

2

B

1

C

`(1)/(2)`

D

`(1)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
A
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