A man of height 170cm wants to see his complete image in a plain mirror (while standing). His eyes are at a height of 160cm from the ground, then minimum length of the mirror is______,Bottom of the mirror should be at a height of ______cm.
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In plane mirror of height H, we can see an object completely which has a height 2H.
So in order to see a man of height h, the mirror should be of height h/2
mannamrakesh12:
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Explanation:A man of height 170cm wants to see his complete image in a plain mirror (while standing). His eyes are at a height of 160cm from the ground, then minimum length of the mirror is 80cm,Bottom of the mirror should be at a height of 80cm.
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