Physics

Problem

A makeup mirror is designed so that a person located

25\,\text{cm}

from the mirror sees an upright image of the face that is twice the actual size. Which of the following mirrors will meet this specification? a) A concave mirror of focal length

12.5\,\text{cm}

b) A convex mirror of focal length

16.7\,\text{cm}

c) A concave mirror of focal length

50\,\text{cm}

d) A concave mirror of focal length

16.7\,\text{cm}

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