Question

A particular spring has a spring constant of 25 N/m.

Answer 1

Answer:

2.8×10^-3

$e.p.e = \frac{1}{2} k {x}^{2} \\ = \frac{1}{2} \times 25 \times (0.015m)^{2} \\ = 0.0028125$

0.0028125N