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Devices Made Using Plane Mirrors

What is the m...

Question

What is the minimum length of the mirror required to visualise the complete image of the body of a person of height H.

A

\frac{H}{2}

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B

\frac{H}{3}

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C

3H

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D

Cannot be formed

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Solution

The correct option is A $\frac{H}{2}$
a ray diagram will clearly show that the mirror should be of minimum length H/2 .

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