 | Sir Daniel Keyte Sandford - 1836 - 496 sider
...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, that it... | |
 | 1838 - 556 sider
...CD is to CG as the sine of DGC, or LGC or HCF is to the sine of the angle CDG, or DCE, that is, as the sine of the angle of incidence is to the sine of the angle of refraction. In explaining this law of Snellius, Huygens has, we think, acted iincourteously to his... | |
 | James Ferguson - 1839 - 556 sider
...is 1 he angle of refraction, whose sine is KL When the refracting medium is water, the sine of tbe angle of incidence is to the sine of the angle of refraction, as 4 to 3 : which is confirmed by the following experiment, taken from Doctor SMITH'S Optics. Describe the circle... | |
 | David Brewster - 1841 - 432 sider
...H' RM, and bn, b' n' the sines of the angles of refraction b RN, b' R N. Hence it follows, that in water the sine of the angle of incidence is to the sine of the angle of refraction as 1-336 to 1, whatever be the position of the ray with respect to the surface EF of the water. This truth... | |
 | 1841 - 956 sider
...given ratio to each other. This •mounts 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, that it... | |
 | John Gummere - 1842 - 516 sider
...of refraction changes with a change in the angle of incidence. The law of this change is such that the sine of the angle of incidence is to the sine of the angle of refraction in a constant ratio. Thus if I be the angle of incidence, R the angle of refraction, and... | |
 | John Narrien - 1845 - 484 sider
...refraction. Let the angle ZOT be represented by z, and TAS by r; then, z'AS=z + r. Now, by Optics, the sine of the angle of incidence is to the sine of the angle of refraction in a constant x- ^ j- • • .0. ^ c sin- (z + r"> ratio, the medium remaining the same;... | |
 | J. Goodall, W. Hammond - 1848 - 390 sider
...air, into a dense medium, as water, the angle of incidence is greater than the angle of refraction. The sine of the angle of incidence is to the sine of the angle of refraction as 1.336 is to 1. For other bodies we should obtain different degrees of refraction; and the number, which... | |
 | Mrs. Lincoln Phelps - 1848 - 330 sider
...observations, that the sines of the angles of incidence and refraction are always in the same ratio; thus, from air into water, the sine of the angle of incidence is to the sine of the ingle of refraction nearly as 4 to 3, whatever be the position of the ray with respect to the refracting... | |
 | Johann Georg Heck - 1851 - 712 sider
...have sin. 15° 0.259 sin. 60° 0.866 BiTn5"i6r== Ol94 = *' and "sTnTlb~0"3uT = OG49 = * ; that is> the sine of the angle of incidence is to the sine of the angle of refraction : : 4 : 3. The index of refraction, four thirds, answers for the case where the ray passes... | |
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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. 
