| Daniel Cresswell - Euclid's Elements - 1817 - 454 pages
...a ray proceeding from the one, which shall be refracted in a direction passing through the other ; the ratio of the sine of incidence to the sine of refraction being also given. • (cxvi .) ' L . ' • * If a luminous point describe a circle, having its center... | |
| University of Cambridge - 1818 - 360 pages
...kept constantly full. 7. Having given the radius of an arc of any colour in the secondary rainbow, find the ratio of the sine of incidence to the sine of refraction when rays of that colour pass out of air into water. 8. If a body revolve in an ellipse (whose major... | |
| Thomas Leybourn - Mathematics - 1819 - 430 pages
...kept constantly full. 7. Having given the radius of an arc of any colour in the secondary rainbow, find the ratio of the sine of incidence to the sine of refraction when rays of that colour pass out of air into water. 8. If a body revolve in an ellipse (whose major... | |
| Mathematics - 1821 - 464 pages
...kept constantly full. 7. Having given the radius of an arc of any colour in the secondary rainbow, find the ratio of the sine of incidence to the sine of refraction when rays of that colour pass out of air into water. 8. If a body revolve in an ellipse (whose major... | |
| John Robison - Astronomy - 1822 - 852 pages
...formula for a, the radius of curvature for the anterior surface of a lens. — a 2 wi2+ TO 4 m + 4 1S the ratio of the sine of incidence to the sine of refraction, and r is the distance of the focus of incident rays, positive or negative, according as they converge... | |
| Optical instruments - 1826 - 406 pages
...space, supposing them acted upon by gravity alone. By resolving it we find that for the same substance the ratio of the sine of incidence to the sine of refraction, is constant under all possible inclinations, as experiment has shown us. We find also, that this ratio... | |
| Miles Bland - Astronomy - 1830 - 394 pages
...perpendicular to its axis, (E) the angle of emergence, and (P) the vertical angle of the prism, 1 : n being the ratio of the sine of incidence to the sine of refraction out of the ambient medium into the prism ; then 6. If a ray of light pass through a prism of a denser medium,... | |
| Denison Olmsted - Physics - 1832 - 378 pages
...thicknesses of the fluids at the places where the rings appeared, were nearly as 3 to 4, that is, in the ratio of the sine of incidence to the sine of refraction (Art. 881.) when the light passes from water into air. Newton imagined that this result might be extended... | |
| David Brewster, Alexander Dallas Bache - Light - 1833 - 674 pages
...surface. Then FL, FL', fig. M, would represent the incident rays, and LB, L'R the refracted rays, and the ratio of the sine of incidence to the sine of refraction would be represented by the fraction ; substituting this for m in (95) we have m u' — a = J_ (»'... | |
| 1834 - 578 pages
...at the earth's surface is very small. According to the table given in the treatise on Optics, p. 6, the ratio of the sine of incidence to the sine of refraction is less than 1.0003 to 1. It follows, by a very easy computation, that the deflection increases very... | |
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