| Royal Society (Great Britain) - 1809 - 778 páginas
...refracted towards the perpendicular ; but from a denser into a rarer" one, from the perpendicular ; and the sines of the angles of incidence and refraction are in a given ratio. But light consisting of parts which are differently refrangible, each part of an original... | |
| Miles Bland - 1830 - 394 páginas
...power of the distance from it; determine the equation to the curve which it describes; and shew that the sines of the angles of incidence and refraction are in a given ratio. ASTRONOMICAL PROBLEMS. SECTION I. 1. PROVE that the orthographic projection of a circle... | |
| Thomas Grainger Hall - 1846 - 480 páginas
...tan ф + а tan в .............. (1), also sinö = m sin ф ............................ (2), since the sines of the angles of incidence and refraction are in a constant ratio. If now в and ф be supposed to vary slightly, while" у and œ remain constant, the intersection p,... | |
| Isaac Wilber Jackson - 1848 - 308 páginas
...QI'L ; or, denoting the angles of incidence and refraction by I and B, sin. I / v sin. R /' v that is, the sines of the angles of incidence and refraction are in a constant ratio. In the same manner as in the preceding case, it may be shown that the rays which do not satisfy this... | |
| 1853 - 1036 páginas
...refracting media. In the former case the angles of incidence and reflection are equal ; in the latter the sines of the angles of incidence and refraction are in a constant ratio for one and the same medium. The position and magnitude of the image of an object is easily ascertained,... | |
| François Arago - 1859 - 508 páginas
...he demonstrates that on these principles the deviation of the refracted ray will follow the law that the sines of the angles of incidence and refraction are in a constant ratio. Similar investigations have been pursued by Laplace, more especially with regard to atmospherical refraction,... | |
| Thomas Grainger Hall - 1863 - 408 páginas
...tan <[>+ С is equation to Jiq. ,-.y — — x tan if + a tano (1)> also sin6=»»sin</> (2), since the sines of the angles of incidence and refraction are in a constant ratio. If now 0 and ф be supposed to vary slightly, while у and x remain constant, the intersection p of... | |
| 1867 - 522 páginas
...refracting media. In the former case, the angles of incidence and reflection are equal; in the latter, the sines of the angles of incidence and refraction are in a constant ratio for one and the same medium. The position and magnitude of the image of an object is easily ascertained,... | |
| National cyclopaedia - 1879 - 692 páginas
...refracting media. In the former case the angles of incidence and reflection are eqnal ; in the latter the sines of the angles of incidence and refraction are in a constant ratio for one and the same medium. The position and magnitude of the image of an object are easily ascertained,... | |
| Augustin Privat-Deschanel - 1880 - 310 páginas
...from the points where it cuts the rays, on the normal. The law is that these perpendiculars R' P', SP, will have a constant ratio ; or the sines of the...and always increases with the angle of incidence. 728. Verification of the Law of Sines. — These laws can be verified by means of the apparatus represented... | |
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