Elementary Treatise on the Wave-theory of LightLongman, Brown, Green, Longmans, and Roberts, 1857 - 208 من الصفحات |
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الصفحة 11
... greater than the force of gravity at the earth's surface ; and it can hardly be sup- posed that this prodigious force is the same for all the various and independent bodies of the universe , and that it acts equally on all the particles ...
... greater than the force of gravity at the earth's surface ; and it can hardly be sup- posed that this prodigious force is the same for all the various and independent bodies of the universe , and that it acts equally on all the particles ...
الصفحة 18
... greater than the angle of refraction , and the deviation takes place towards the perpendi- cular to the bounding surface . On the contrary , when the ray passes from a denser into a rarer medium , the angle of incidence is less than the ...
... greater than the angle of refraction , and the deviation takes place towards the perpendi- cular to the bounding surface . On the contrary , when the ray passes from a denser into a rarer medium , the angle of incidence is less than the ...
الصفحة 19
... greater than unity . When a ray of light passes into any medium from a va- cuum , the index of refraction is in that case termed the abso- lute index of the medium . For air , and the gases , it exceeds unity by a very small fraction ...
... greater than unity . When a ray of light passes into any medium from a va- cuum , the index of refraction is in that case termed the abso- lute index of the medium . For air , and the gases , it exceeds unity by a very small fraction ...
الصفحة 21
... of bodies and those of light exert a mutual action ; -that , when they are nearly in contact , this action is attractive ; -that , at a distance a little greater , the attractive force is REFLEXION AND REFRACTION . 21.
... of bodies and those of light exert a mutual action ; -that , when they are nearly in contact , this action is attractive ; -that , at a distance a little greater , the attractive force is REFLEXION AND REFRACTION . 21.
الصفحة 22
Humphrey Lloyd. a distance a little greater , the attractive force is changed into a repulsive one ; —and that these attractive and repulsive forces succeed one another for many alternations . Nothing can be more reasonable than this ...
Humphrey Lloyd. a distance a little greater , the attractive force is changed into a repulsive one ; —and that these attractive and repulsive forces succeed one another for many alternations . Nothing can be more reasonable than this ...
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according alternate angle aperture appear Author axes axis bands beam bodies centre cloth coincides colours common complete consequently corresponding crown 8vo crystal dark David Brewster depends determined difference of phase direction distance divided double refraction edge Edition effect elliptically emergent equal ether experiment extreme fact follows force former Fresnel fringes given glass hand History Illustrations inclined increases intensity interference interval latter length less luminous manner medium metal molecules nature observed opposite optic ordinary origin parallel particles passing pencils perpendicular phase phenomena plane of incidence plane of polarization plate portions position Post 8vo principle prism produced propagated ratio reflected light reflexion refraction respectively result revised rings separated shadow side single space spectrum square substance successive supposed surface theory thickness tion transmitted transparent vary velocity vibrations vols wave Woodcuts
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