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Two conductors are made of the same mate...

Two conductors are made of the same material and have the same length. Conductor `A` is a solid wire of diameter `1 mm`. Conductor `B` is a hollow tube of outer diameter `2 mm` and inner diameter `1mm`. Find the ratio of resistance `R_(A)` to `R_(B)`.

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
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