Ray Optics And Optical Instruments Ques 49

49. A person is six feet tall. How tall must a vertical mirror be if he is able to see his entire length?

[2000]

(a) $3 $ $ft$

(b) $4.5 $ $ft$

(c) $7.5 $ $ft$

(d) $6 $ $ft$

Show Answer

Answer:

Correct Answer: 49.(a)

Solution:

  1. (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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