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Two wires A and B of same material have...

Two wires A and B of same material have radii in the ratio `2:1` and lengths in the ratio `4:1`. The ratio of the normal forces required to produce the same change in the lengths of these two wires is

A

`1:1`

B

`2:1`

C

`1:2`

D

`1:4`

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AAKASH INSTITUTE-MECHANICAL PROPERTIES OF SOLIDS-Assignment(Section-A)
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