New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    An object of mass ‘m’ be made to fall freely from a

    height ‘h’. At the start the potential energy is _____ and kinetic energy is ______.
    A zero, zero Correct Answer Incorrect Answer
    B zero, mgh Correct Answer Incorrect Answer
    C mgh, mgh Correct Answer Incorrect Answer
    D mgh, zero Correct Answer Incorrect Answer

    Solution

    At the start of the free-fall of an object, the potential energy is mgh and kinetic energy is zero.

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