 | John Tyndall - Light - 1870 - 110 pages
...the case of ordinary refraction. The ray which behaves thus is called the ordinary ray. In its case the sine of the angle of incidence is to the sine of the angle of refraction, or the velocity of light in air is to its velocity in the crystal, in the... | |
 | Edward Nugent - Light - 1870 - 304 pages
...bent at c in the direction c A in passing through the air. Hence it follows that from water into air the sine of the angle of incidence is to the sine of the angle of refraction as 1 to l-336. • It will be seen by comparing the two foregoing cases that... | |
 | John Tyndall - Light - 1870 - 92 pages
...the case of ordinary refraction. The ray which behaves thus is called the ordinary ray. In its case the sine of the angle of incidence is to the sine of the angle of refraction, or the velocity of light in air is to its velocity in the crystal, in the... | |
 | JOHN TYNDALL, L.L.D., F.R.S. - 1871 - 204 pages
...the case of ordinary refraction. The ray which behaves thus is called the ordinary ray. In its case the sine of the angle of incidence is to the sine of the angle of refraction, or the velocity of light in air is to its velocity in the crystal, in the... | |
 | Popular encyclopedia - 1874 - 530 pages
...given ratio to each other. This amounts to the same thing 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. This explanation of the law of refraction is so satisfactory,... | |
 | John Henry Pepper - 1877 - 764 pages
...water to measure 12 in., and the sine of the angle of incidence 16 in^ it would follow that in water the sine of the angle of incidence is to the sine of the angle of refraction as l'336 to I, or as nearly as possible i| to I. The number i'336, which expresses... | |
 | Robert Ellis Dudgeon - Eye - 1878 - 144 pages
...from air through a lens, I need not detain the reader by explaining. It is expressed in these terms : The sine of the angle of incidence is to the sine of the angle of refraction as the index of refraction of the lens is to 1. Thus if the lens be of water,... | |
 | Albert Taylor Bledsoe, Sophia M'Ilvaine Bledsoe Herrick - Periodicals - 1869 - 534 pages
...revolution of an ellipse about its major axis, when that major axis is to the distance between its foci, as the sine of the angle of incidence is to the sine ot the angle of refraction. The solution of this singularly beautiful problem, is not only of great... | |
 | 1883 - 248 pages
...from the lens. 13. When a ray of light enters water it is bent from its path in such a manner that the sine of the angle of incidence is to the sine of the angle of refraction in the constant ratio of 4 : 3. ABC is the surface of the stream, and DGP is... | |
 | Fishing - 1882 - 328 pages
...quite intelligible to everyone, and the use of which therefore is unpleasant. However, it is, that the sine of the angle of incidence is to the sine of the angle of refraction as 4 to 3 (or nearly that). This is a sad way of putting it, but it means that... | |
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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. 
