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Choose the correct alternative: The le...

Choose the correct alternative:
The lengths, radii and specific resistances of two conducting wires are each in the ratio of 1 : 3 . If the resistance of the thinner wire is 10`Omega`, then the resistance of the other wire will be

A

`40Omega`

B

`20Omega`

C

`10Omega`

D

`5Omega`

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