| l'Hospital - 1730 - 532 pages
...of 4BD) viz. PB is the Sine of the refraded \ngle, В ^ the Sine of the Angle of Incidence. Whence the Sine of the Angle of incidence is to the Sine of the Kefrafted Angle 3i ia 'COBftant Ratio, viz. that ©f rbeVdocity &f Light ¡before ftefrtóbien ш the... | |
| Sir Clifton Wintringham - 1740 - 370 pages
...Doctrine of Cauftics, that the Fluxion of the Incident Ray is to the Fluxion of the Refracted Ray, as the Sine of the Angle of Incidence is to the Sine of the Angle of Refraction, and by § 4. Ex p. XLIX, •V/hen the Rays of Light pafs from the Cryftalline Humor into... | |
| John Rowning - 1744 - 470 pages
...the Lines BF and BH are fo too ; but the Diftance BA vanishing, HB is to CB, as HA to CA : that is, the Sine of the Angle of Incidence is to the Sine of an Angle which is the Difference between the Angle of Incidence and Refraction, or becaufe the Angles... | |
| John Rowning - 1758 - 500 pages
...to HI, as EC to EH, or (.if the Point D and E" be confidered as contiguous) as DC to DF , that is, the Sine of the Angle of Incidence is to the Sine of the Ang!e of Refraction, as the focal pittance to that of the radiant Point. Jg. SD Cafe j. Of converging... | |
| John Ewing - 1809 - 672 pages
...the doctrine of projectiles. It is found by experiment, that when a ray passes out of air into water, the sine of the angle of incidence is to the sine of the angle of refraction, as 4 to 3; and when out of air into glass, as 3 to 2, or rather as 17 to 11, more nearly.... | |
| William Enfield - 1811 - 476 pages
...itself equal to the difference between those two last angles ; and therfore the line FB is to CB, as the sine of the angle of incidence is to the sine of an angle which is equal to the difference between the angle of incidence and of refraction. Now because... | |
| William Nicholson - 1819 - 394 pages
...to each other, either accurately or nearly, in a given or constant ratio : that from air to glass, the sine of the angle of incidence is to the sine of the angle of refraction as 14.9. INCIDENT, signifies a thing necessarily depending upon another as more principal.... | |
| John Playfair - 1822 - 458 pages
...a given ratio to one another. * This amounts to the same with saying, that, in the case before us, the sine of the angle of incidence is to the sine of the angle of refraction in a given ratio. The explanation of the law of refraction thus given is so highly satisfactory,... | |
| James Ferguson - 1823 - 406 pages
...and the angle KBH is the angle of refraction, whose sine is K I. When the refracting medium is water, the sine of the angle of incidence is to the sine of the angle of refraction as 4 to 3, or as 1.336 to 1 ; which is confirmed by the following experiment, taken from... | |
| Sir David Brewster, Robert Jameson - 1823 - 470 pages
...glass from the centre of the fi surface of the small lens is to the^adju^, of „tjie first surface the Sine of the angle of incidence is to the Sine of the angle refraction. The aberration of the principal lens being aim removed by its polygonal, , constriction,... | |
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