PHYSICS · Single correct · AP · Physics 2: Algebra-based · Geometric Optics · Geometric Optics
Problem
A concave mirror produces a real, inverted image that is one-third the size of the object. If the focal length of the mirror is 12 cm, at what distance from the mirror is the object placed?
(a) 24cm
(b) 12cm
(c) 48cm
(d) 16cm