If a spring is compressed 2.0 cm from its equilibrium position and the ncompressed an addition 4.0 cm, how much more work is done in the second compression than in the first?

Answer 1

W = 1/2 kx^2
1st: W = 1/2 k(2^2)
2nd: W - 1/2 k(4^2)
16/4 = 4 => 4x as much