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    Question

    What is the work done by a centripetal force on an

    object moving in a circular path at constant speed?
    A Equal to the force exerted multiplied by the displacement Correct Answer Incorrect Answer
    B Zero Correct Answer Incorrect Answer
    C Equal to the force exerted Correct Answer Incorrect Answer
    D None of the above Correct Answer Incorrect Answer

    Solution

    The work done by a centripetal force is zero because the force acts perpendicular to the direction of motion, meaning there is no displacement in the direction of the force.

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