Question

A spring constant is 4 x 103 N/m. How much work will be done to compress the spring to 0.04 m?

Answer 1

Answer:

Work done=Elastic Potential Energy

$= \frac{1}{2} k {x}^{2} \\ = \frac{1}{2} \times 4 \times {10}^{3} \times {(0.04)}^{2} \\ = 3.2 \: joule$