 | John Martin Frederick Wright - 1831 - 282 sider
...of the reversion of a freehold estate after the death of a person now sixty years of age. the t^te of interest being given ? 11. When a ray of light...passes out of one medium into another, as the angle pf incidence increases, the angle qf deviation also ip. creases. J2. To find the least velocity, with... | |
 | Tobias Ostrander - 1832 - 276 sider
...What appearance have the moons or jplanets, when their disks are magnified by the aid of a telescope ? When a ray of light passes out of one medium into another, is it turned out of its former course ? If it does, how can it be proved ? With what is the earth surrounded... | |
 | 1836 - 366 sider
...is the same for all distances of the eye. 183* 145. Explain the experiments by which it appears that when a ray of light passes out of one medium into another, the sine of incidence is to the sine of refraction in a given ratio ; and that if the refracted ray... | |
 | William N. Griffin - 1838 - 206 sider
...line in which these planes intersect is the edge of the prism. 70. When a ray of light is refracted out of one medium into another, as the angle of incidence increases the deviation also increases. Let 0 0' be the angles of incidence and refraction of the ray ; .'. sin 0... | |
 | William Mackenzie - 1841 - 326 sider
...refracted rays. is turned back into the medium in which it was moving, it is said to be reflected. 7. When a ray of light passes out of one medium into another, and has its direction changed at the common surface of the two media, it is said to be refracted. 8.... | |
 | Encyclopaedia - 1845 - 902 sider
...ratio to each other, whatever the obliquity may be. This is precisely the same thing as saying, that when a ray of light passes out of one medium into another, the sine« of the angles of incidence and refraction, always p1*" serve a constant ratio for every... | |
 | Harvey Goodwin - 1846 - 500 sider
...submerged will come to the eye, as if from a point nearer to the surface than the point itself. 32. When a ray of light passes out of one medium into...increases, the angle of deviation also increases. Let 0 be the angle of incidence, 0' .................. refraction, then the deviation = 0 — <p'.... | |
 | John William Draper - 1847 - 412 sider
...Rays on plane Surfaces. — The Prism. — Action of the Prism on a Ray. — The Multiplying- Glass. WHEN a ray of light passes out of one medium into another of a different density, its rectilinear progress is disturbed, and it bends into a new path. This phenomenon... | |
 | London univ - 1852 - 358 sider
...a ray incident parallel to one of them may after reflexion at each be parallel to the other ? . 8. When a ray of light passes out of one medium into...incidence increases the angle of deviation also increases. 9. A ray of light is refracted through a prism in a plane perpendicular to its edge, find the direction... | |
 | John Brocklesby - 1855 - 394 sider
...2, 1, and concave to the surface of the earth. 81. VARIATION OF REFRACTION IN RESPECT TO ALTITUDE. When a ray of light passes out of one medium into another, the more obliquely it strikes the surface of the second medium the more it is refracted, and if it... | |
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This is the same as saying that when a ray of light passes out of one medium into another, the... 
