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A load W produces an extension of 1mm in...

A load W produces an extension of `1mm` in a thread of radius `r`. Now if the load is made `4W` and radius is made `2r` all other things remaining same, the extension will become.

A

`4mm`

B

`16 mm`

C

`1mm`

D

`0.25 mm`

Text Solution

Verified by Experts

The correct Answer is:
C
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