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7th Class Science Light Question Bank Light

  • question_answer
    A point object is placed in front of a plane mirror. If the object and the mirror start moving away from each other with speed v along a straight line, then speed of the image with respect to mirror is

    A)  2v                              

    B)  v                    

    C)  5v                  

    D)         6v      

    Correct Answer: A

    Solution :

    If the object and mirror move relative to each other with speed v, the image moves with a speed 2v with respect to mirror,    


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