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Two wires have same length. But area of ...

Two wires have same length. But area of cross-section of one is 4 times that of the other. If the resistance of thinner wire be `200 Omega` the resistance of the thicker wire is

A

`100 Omega`

B

`50 Omega`

C

`25 Omega`

D

`12.5 Omega`.

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