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Ray Optics and Optical Instruments

  1. A person is six feet tall. How tall must a vertical mirror be if he is able to see his entire length? ​
    1. 3 ft
    2. 4.5 ft
    3. 7.5 ft
    4. 6 ft
Correct Option: A

To see his full image in a plane mirror a person requires a mirror of at least half of his height.



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