J & K CET Engineering J and K - CET Engineering Solved Paper-2014

  • question_answer
    When a particle returns to its initial point, its

    A)  displacement is zero

    B)  average velocity is zero

    C)  distance is zero

    D)  average speed is zero

    Correct Answer: B

    Solution :

    When initial and final positions are same then displacement and average velocity both are zero.


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