Exam 32: Optical Images

A cat is watching a goldfish in a spherical fishbowl of radius 15.0 cm.The goldfish is 5.00 cm from the side of the bowl nearest the cat.How far from the side of the bowl does the fish appear to be to the cat? (For water,n = 1.33.)

An object is placed between 2f and infinity in front of a concave mirror of focal length f.The image is located

Which type of aberration can be eliminated using mirrors instead of lenses?

The lens of a slide projector has a focal length of +12.0 cm.A slide 12.6 cm to the left of the lens forms the object for the lens.The screen should be placed

Your near point is 25.0 cm,and you're using a 50-diopter lens as a simple magnifier.What magnification do you obtain?

A two lens magnifying system uses lenses of focal lengths 2.5 and 9.5 cm for the objective and eyepiece respectively.The two lenses are positioned 23 cm apart.An object for study is placed 3.0 cm in front of the objective lens.Find the position of the final image relative to the eyepiece lens.