 | William Holms Chambers Bartlett - 1859 - 408 páginas
...refraction. It is the ratio of the velocity of the incident to that of the deviated light, which is equal to the ratio of the sine of the angle of incidence to the sine of the angle of refraction or of reflexion, according as m is positive or minus unity. The numerical value of m, has... | |
 | Désiré van Monckhoven - 1867 - 296 páginas
...incident ray, the refracted ray, and the normal, are all in the same plane. 2nd. For the same two media, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant, whatever may be the angle of incidence. This law has received the name of "... | |
 | Richard Wormell - 1871 - 288 páginas
...perpendicular to oc, then whatever the angle of incidence may be, the ratio — remains the same. BT The ratio of the sine of the angle of incidence to the sine of the angle of refraction is termed the refractive index for the given media. 37. Having given the direction of the... | |
 | British Association for the Advancement of Science - 1873 - 902 páginas
...Prof. Purser, on the moment, made out nn analytical investigation which depended on the proportionality of the sine of the angle of incidence to the sine of the. angle of refraction holding good for infiuitely thin laminie differing infinitely little in density, und holding... | |
 | British Association for the Advancement of Science - 1873 - 900 páginas
...Prof. Purser, on the moment, made out an analytical investigation which depended on the proportionality of the sine of the angle of incidence to the sine of the angle of refraction holding good for infinitely thin laminfe differing infinitely little in density, and holding... | |
 | John Minot Rice, William Woolsey Johnson - 1875 - 102 páginas
...of a ray of light is that which occupies the least time is consistent with the observed fact, that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant, provided we suppose the velocities to increase with the densities. This last... | |
 | Edward Brooks - 1876 - 584 páginas
...the weight of an equal volume of some other body assumed as a standard. The index of refraction is the ratio of the sine of the angle of incidence to the sine of the angle of refraction. The differential co-efficient is the ratio of the increment of the function to that of... | |
 | Isaac Todhunter - 1877 - 450 páginas
...the law is called for brevity the law of sines. 229. The number which expresses the fixed proportion of the sine of the angle of incidence to the sine of the angle of refraction is different in different media. 4 For water it is about -; so that the sine of the angle... | |
 | Joseph David Everett - 1878 - 340 páginas
...the case of water and air is \. The general law of refraction may be stated in the following words : the ratio of the sine of the angle of incidence to the sine of the angle of refraction is constant when the two media are given, and is called the index of refraction from the... | |
 | Robert Ellis Dudgeon - 1878 - 144 páginas
...the angle of refraction as the index of refraction of the lens is to i. Thus if the lens be of water, the sine of the angle of incidence to the sine of the angle of refraction will be as i • 3 to i ; if of glass, as i • 5 to i ; if of diamond, as 2 -4 to I, and... | |
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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. 
