Question

A man stands 50cm from a concave mirror with radius of curvature 10cm. Find the position of the image and the magnification.

Answer 1

$$f=0.5(-10)=-5\ cm\\ \frac{1}{-5}=\frac{1}{v}+\frac{1}{-50}\\v=-5.56\ cm\\m=-\frac{-5.56}{-50}=-0.11$$