A steel wire of 1 m long and 1 mm cross section area is hang

Last updated: 6/27/2023

A steel wire of 1 m long and 1 mm cross section area is hang from rigid end When weight of 1 kg is hung from it change in length will be given Y 2 10 N m 1 0 5 mm 2 0 25 mm 3 0 05 mm 4 5 mm C