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Two wires made of same material have the...

Two wires made of same material have their electrical resistances in the ratio `1:4` if their lengths are in the ratio `1:2`, the ratio of their masses is

A

`1:1`

B

`1:8`

C

`8:1`

D

`2:1`

Text Solution

Verified by Experts

The correct Answer is:
A
`R propto l^(2)/m`
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