object placed before the mirror, A B, andlet the eye bo placed at E. Then, of the rays di-verging froia the point J/, those that fall upon themirror at the points D F, are reflected to the eyeas though they proceeded from the virtual focuswi. Similarly, those from X are reflected as thoughthey… … 100 FORMATION OF IMAGES BY CONCAVE MIRRORS. Note 1.—When a mirror is placed at an angle of 45 to the horizon, anerect object placed before it will appear horizoutul and vice versi, becausethe ima;?e has the same inclination to the mirror as the object, and twice 45^make 90^ Note 2.—Since the angle…
Physics
Internet Archive · Western University Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Brief synopsis of the course of lectures in descriptive geometry; as arranged for the first year Faculty of Applied Science and Engineering, University of Toronto. [By] J. Roy Cockburn (1922)](https://img.insideoutlibrary.com/img/200/ia-fybriefsynopsiso00cockuoft-24-20.webp)
