Most side mirrors on cars have the warning "Objects in mirror are closer than they appear." This is because the mirror is not a plane mirror (it is not completely flat). It is a convex mirror. You reason that your particular mirror has a focal length of f = 11.5 m. The image of a cyclist in the mirror appears to be a distance of 2.0 m away from the mirror. real (a) Do convex mirrors form real images or virtual images? (b) How far away from the mirror is the cyclist? (find the object distance). Think about the sign of the image distance (is it real or virtual?). ?? (c) What is the magnification of the cyclist? Pay attention to the sign of your answer (+). (d) Is the image upright or inverted? For "normal" vision, a healthy near-point is 25 cm and a healthy far-point is oo. Your mom has a near-point of 72 cm. (a) Is your mom considered near-sighted or far-sighted? (b) Your mom wears glasses to correct her vision that sit 1.59 cm from her eye. How far from the lenses do her glasses form an image? cm (c) What is your mom's prescription number in Diopters? Depending on whether your mom is far-sighted or near-sighted, the placement of the object her glasses help her focus on is different. Glasses always to work to make the eye "normal", allowing people to see objects at the healthy near- or far-points. Report your answer with the correct sign (+) PE D (d) Does your mom require a converging lens or a diverging lens?

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Convex Mirror Convex Mirrors and Image Formation a Convex mirrors form virtual images b The image di... View the full answer