The massses of the three wires of copper...

The massses of the three wires of copper are in the ratio 1 : 3 : 5. And their lengths are in th ratio 5 : 3 : 1. the ratio of their electrical resistance is

A

`1:3:5`

B

`5:3:1`

C

`1:15:125`

D

`125:15:1`

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The correct Answer is:

D

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