Natural philosophy. being a hand-book of chemical physics, or, The physics of heat, light and electricity (1869)
Sangster, John Herbert, 1831-1904 · Montreal : J. Lovell · leaf 106
aced before the mirror, A B, and let the eye be placed at E. Then, of the rays di-verging fi-om the point M, those that fall upon themirror at the points Z) F, are reflected to the eyeas though they proceeded from the virtual focusm. Similarly, those from N are reflected as thoughthey radiated from… … 100 FORMATION OP 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 horizontal and vice vers^, becausethe image has the same inclination to the mirror as the object, and twice 45^make 90°. Note 2.—Since the angle…
Physics
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