Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 326
angle of refraction C A D, Angle of emergence eoual and hence the angle of emergence C B m\ is equal to to angle ofthe angle of incidence CAm. incidence; The angle A 0 B, in Fig. (87), is the supplement of thetotal deviation of the emergent from the incident ray,and is equal to the angle B EF,… … Illustration forsecondary bow; the upper sign referring to Fig. (87), and the lower toFig. (88); replacing 0, by its value in Equation (103,) theabove reduces to General value 8 = zri(2(p — 2(n + 1) 9 + ft — 1 . *) . (104)f()r radiua of a colored arch; this, with equation From which the sin 9 = m .…
Mechanics · Acoustics · Optics
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