NEET 2000 Physics question

A tall man of height 6 feet, want to see his full image. Then required minimum length of the mirror will be :

(1)
(2)Correct
(3)
(4)Any length

Answer: (2)

Solution

By the laws of reflection from a plane mirror, a person can see his full image in a mirror whose length is half of his height, irrespective of his distance from the mirror. The ray from the top of the

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Question ID VK-088576