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    Question

    A spring of spring constant 500 N/m is compressed by 5

    cm. The potential energy stored is:
    A 0.625 J Correct Answer Incorrect Answer
    B 6.25 J Correct Answer Incorrect Answer
    C 1.25 J Correct Answer Incorrect Answer
    D 0.125 J Correct Answer Incorrect Answer

    Solution

    U = 1/2 kx2 = 0.5 x 500 x (0.05)2 = 0.625 J

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