A mass `m` is suspended from a wire . Change in length of the wire is `Deltal`. Now the
Channel: Doubtnut
Date: 12/07/2020

A mass `m` is suspended from a wire . Change in length of the wire is `Deltal`. Now the same wire is stretched to double its length and the same mass is suspended from the wire. The change in length in this case will become  (it is suspended  that elongation in the wire is within the proportional limit)