 | A. P. W. Williamson - Nautical astronomy - 1909 - 410 pages
...are in the same plane, which plane contains the normal to the refracting surface. (2) The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant quantity for the same medium. Let m = the mean refraction in seconds r = the... | |
 | Robert Wallace Stewart - Light - 1909 - 236 pages
...Wlien light is refracted from one medium into another, then, for any two given media, the ratio of thf sine of the angle of incidence to the sine of the angle of refraction is constant for all values of these angles. This relation between the angles of incidence... | |
 | Charles Elijah Linebarger - Physics - 1910 - 488 pages
...RB is the sine of the angle r(sin r). With the adoption of these terms Snell's law is : The ratio of the sine of the angle of incidence to the sine of the angle of refraction has a constant value, provided the media remain the same : sn , . . = n (a constant). This... | |
 | Reginald Stanley Clay - Light - 1911 - 554 pages
...Apparatus. — A half plate cutting-shape,1 drawing-board, paper pins, and millimetre scale. 4. The Ratio of the Sine of the Angle of Incidence to the Sine of the Angle of Refraction, for any one Medium, is a Constant, and is called the Refractive Index. — (a) Draw a line on the paper... | |
 | William Francis Magie - Physics - 1911 - 592 pages
...refracted rays lie in a plane which contains the normal to the refracting surface, and the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant. In terms Fig. IBS. of the symbols which we have adopted we express the law... | |
 | Arthur Lalanne Kimball - Physics - 1911 - 710 pages
...1620, and may be thus stated: When light passes from one isotropic medium into another, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant for light of any given wave length, whatever may be the inclination of the incident... | |
 | Silas Ellsworth Coleman - Physics - 1911 - 672 pages
...in the two media. When light passes from a vacuum (or air) into any substance, the 395 jr ratio of the sine of the angle of incidence to the sine of the angle of refraction is called the index of refraction of the substance. This ratio measures the refractive power... | |
 | George Senter - Chemistry, Physical - 1911 - 456 pages
...and i\ and v% the respective velocities of light in the two media, it can be shown that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant, and is equal to the ratio of the velocity of light in the two media. The ratio... | |
 | William Francis Magie - 1911 - 588 pages
...refracted rays lie in a plane which contains the normal to the refracting surface, and the ratio of the sine of the angle of incidence to the sine of the p angle of refraction is constant. In terms Fig. IBS. of the symbols which we have adopted we express... | |
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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. 
