 | Edwin Herbert Hall, Joseph Young Bergen - 1891 - 428 pages
...the angle of refraction. The general law of refraction may, then, be stated as follows: The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant quantity, for any two given adjoining media, and is called the Index of Refraction... | |
 | 1891 - 592 pages
...emergent ray OU\ the angle of deviation of the ray being FY Ln = D1 Y X. We have said that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is the same for the same medium, whatever may be, within a certain limit, the obliquity... | |
 | Howard Forde Hansell - 1892 - 284 pages
...which pass through it, away from the direction pursued by them before entering it, or the ratio of the sine of the angle of incidence to the sine of the angle of refraction. The index of refraction of air is taken as I, that of water, as 1.336 (sin. : i. : sin.... | |
 | Howard Forde Hansell, James H. Bell - 1892 - 268 pages
...which pass through it, away from the direction pursued by them before entering it, or the ratio of the sine of the angle of incidence to the sine of the angle of refraction. The index of refraction of air is taken as I, that of water, as 1.336 (sin. : i. : sin.... | |
 | Henry Smith Carhart, Horatio Nelson Chute - 1892 - 400 pages
...direction it is bent from the normal. II. Whatever the obliquity of the incident ray, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant for the same two media. III. The planes of the angles of incidence and refraction... | |
 | Sir Richard Gregory - 1893 - 320 pages
...— (1.) The incident ray, the normal, and the- refracted ray all lie in one plane. (2.) The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant quantity so long as the media from and to which the light is passing remain... | |
 | Sir Richard Glazebrook - 1894 - 292 pages
...refractive index of the medium. To find the refractive index, then, we require to know the ratio of the sine of the angle of incidence to the sine of the angle of refraction. If the medium from which the light is incident be air, then for all transparent bodies... | |
 | S. P. Meads - 1894 - 298 pages
...Measure CM the sine of the angle of refraction. Divide DA by CE. The index of refraction is the ratio of the sine of the angle of incidence to the sine of the angle of refraction. This is constant for any two substances, whatever be the angle of incidence. The index... | |
 | Sir Richard Glazebrook - 1894 - 236 pages
...refractive index of the medium. Tofind the refractive index, then, we require to know the ratio of the sine of the angle of incidence to the sine of the angle of refraction. If the medium from which the light is incident be air, then for all transparent bodies... | |
 | Sir Richard Tetley Glazebrook - 1894 - 482 pages
...refractive index of the medium. To find the refractive index, then, we require to know the ratio of the sine of the angle of incidence to the sine of the angle of refraction. If the medium from which the light is incident be air, then for all transparent bodies... | |
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When a ray of light passes from one medium to another, it is refracted so that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the velocities in the two media. 
