JEE Main & Advanced Physics Ray Optics Question Bank Plane Mirror

  • question_answer
    A light beam is being reflected by using two mirrors, as in a periscope used in submarines. If one of the mirrors rotates by an angle q, the reflected light will deviate from its original path by the angle                                        [UPSEAT 2004]

    A)            \[2\theta \]                          

    B)            \[{{0}^{o}}\]

    C)            \[\theta \]                             

    D)            \[4\theta \]

    Correct Answer: A

    Solution :

               When a mirror is rotated by an angle q, the reflected ray deviate from its original path by angle \[2\theta \].


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