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10-03-2017
Physics

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an athlete stretches a spring an extra 40.0 cm. how much energy has he transferred to the spring, if the spring constant is 5286.0 N/m?
Us= 1/2kx^2 Thanks!

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Аноним Аноним

16-03-2017

that is what i calculated by usining Mephyso.

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