Question

A concave mirror is often used as an aid for applying cosmetics to the face,why?

Answer 1

When face is placed between the concave mirror and its focus, it produces a magnified image. This enlarged image of face is helpful in makeup as even pores of skin are clearly visible.

Explanation:

http://farside.ph.utexas.edu

An object when placed in front of a concave mirror between the mirror and its focus, a virtual, magnified and erect image is formed behind the mirror.

TS

is the object. The ray diagram is shown in the figure. The rays of light from

T

appear to meet at

T

'

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when extended.

Answer 2

concave mirror can be used because it show magnified ,enlarge,real