Duff, A. Wilmer (Alexander Wilmer), b. 1864, ed, Guthe, Karl Eugen, 1866-1915, Hallock, William, 1857-1913, Lewis, E. Percival (Exum Percival), 1863-1925, Goodspeed, Arthur W. (Arthur Willis), b. 1860, Carman, Albert Pruden, b. 1861, McClung, Robert Kenning, 1874- · Philadelphia, P. Blakiston's Son & Co · leaf 380
e most easilyremembered and applied as well as the most consistent rules seemto be the following: REFLECTION. 363 (a) Distances measured from the source to the mirror and fromthe mirror in the direction toward which the light is reflected areconsidered positive. (b) The radius of curvature of a… … Fig. 231. The second rule is justified by considering the case of a convexmirror, which, as shown by Fig. 231, has a divergent effect on theincident light. 423. Convex Mirror. Proceeding as in the previous case, ifFG is the sagitta of the reflected wave and v its radius, DE-\-EF = --FG — EF DE- -FG…
Physics
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