Physics, 19.03.2021 19:50, imello51

A force of 50.0 N is used to stretch an elastic so that it has 40.0 J of elastic potential energy. Assuming a perfect energy transformation, how much work was done in stretching the elastic? PLZZ HELP ASAP

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A force of 50.0 N is used to stretch an elastic so that it has 40.0 J of elastic potential energy. A...