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    Question

    What will be the energy possessed by a stationary object of mass 10 kg placed at a height of 20 m above the ground? (Take g = 10 m/s^2)

    A 3kJ Correct Answer Incorrect Answer
    B 4kJ Correct Answer Incorrect Answer
    C 2kJ Correct Answer Incorrect Answer
    D 5kJ Correct Answer Incorrect Answer

    Solution

    Given that: Mass (m) = 10 Kg Height (h) = 20 m P.E. = 10 x 10 x 20 P.E. = 2000 J P.E. = 2kJ

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