Question

there are two wires of same material.their radii and length are both in the ratio 1:2.if the extensions produced are equal, what is the ratio of the load ?
ans:
1)1:2

Answer 1

Y=lxF1/Axe=2lxF2/4Axe.
Here, e is same and after cancellation, F1/F2=1/2
Therefore, the ratio is 1:2.