Question

a minimum height of a plane mirror to enable a boy of height 4.8ft to see his full image is plz answer fast and give correct answer

Answer 1

Answer:

minimum height of plane mirror to see full inage is = Height of object / 3 = 4.8/3 = 1.6 ft

Answer 2

The minimum height of a plane mirror to enable a boy of height 4.8ft to see his full image is 2.4 ft

Explanation:

Given:

The height of the boy h = 4.8 ft

To find out:

The minimum height of the plane mirror so that the boy sees his full image

Solution:

We know that in order to see the full image of a person, the minimum height of the plane mirror should be half of the height of the person

Here height of the boy

$h=4.8$ ft

therefore, the height of the plane mirror required so that the boy can see his full image

$H=\frac{h}{2}$

$\implies H=\frac{4.8}{2}$

$\implies H=2.4$ ft

Hope this answer is helpful.

Know More:

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