Question

If a spring has a constant of `2 (kg)/s^2`, how much work will it take to extend the spring by `62 cm`?

Answer 1

`therefore W = 3844 J`

Explanation:

`W = PE = 1/2 kx^2`

`PE = 1/2 kx^2 = 1/2 * 2 * 62^2 = 3844 K`

`therefore W = 3844 J`