Question

A metal wire, initially 1.000m long, extends by 4mm when a loaded of 2N is added to it. What will the length of the wire be if a further 3N is added, assuming it does not extend beyond its limit of proportionally?

Answer 1

Step-by-step explanation:

you should first find the proportionality constant or the spring constant(as we see it as a spring).the find the value of x so that the force is 3N