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JEE Main & Advanced Physics Ray Optics Question Bank Spherical Mirror

  • question_answer
    A boy stands straight infront of a mirror at a distance of \[30cm\] away from it. He sees his erect image whose height is \[\frac{1}{5}th\]of his real height. The mirror he is using is [MP PMT 1993]

    A)            Plane mirror                         

    B)            Convex mirror

    C)            Concave mirror                   

    D)            Plano-convex mirror

    Correct Answer: B

    Solution :

               Size is \[\frac{1}{5}.\] It can?t be plane and concave mirror, because both conditions are not satisfied in plane or concave mirror. Convex mirror can meet all the requirements.


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