A concave shaving mirror has a radius of curvature of +31.5 cm. It is positioned so that the (upright) image of a man's
Posted: Mon May 09, 2022 5:57 pm
A concave shaving mirror has a radius of curvature of +31.5 cm. It is positioned so that the (upright) image of a man's face is 3.40 times the size of the face. How far is the mirror from the face? Number i Units