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JEE Main & Advanced Physics Ray Optics Question Bank Critical Thinking

  • question_answer
    A person runs with a speed u towards a bicycle moving away from him with speed v. The person approaches his image in the mirror fixed at the rear of bicycle with a speed of

    A)            u ? v                                        

    B)            u ? 2v

    C)            2u ? v                                      

    D)            2(u ? v)

    Correct Answer: D

    Solution :

                       Velocity of approach of man towards the bicycle = (u ? v) Hence velocity of approach of image towards man is 2(u ? v).


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