How does the work required to stretch a spring 2 cm compare with the

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how does the work required to stretch a spring 2 cm compare with the work required to stretch IT 1 cm?this question is part of unIT 4 concepts quiz

jkeslin · Accepted Answer

4 times the workThe elastic potential energy is 1/2 kx2.  So in the second case, the elastic PE is 4 times greater than in the first case.  Thus, the work required to stretch the spring is also 4 times greater.

How does the work required to stretch a spring 2 cm compare with the work required to stretch it 1 cm?

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