Elementary Treatise on the Wave-theory of Light |
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Page 11
... force , required to produce the known velocity , is calculated to be more than a million of million times 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 ...
... force , required to produce the known velocity , is calculated to be more than a million of million times 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 ...
Page 21
... particles 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.
... particles 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.
Page 22
... force ; and , therefore , that the angles which its path makes with the perpendicular to the surface , before and after reflexion , are equal . In the case of refraction , it is proved that the effect of the attractive force is to ...
... force ; and , therefore , that the angles which its path makes with the perpendicular to the surface , before and after reflexion , are equal . In the case of refraction , it is proved that the effect of the attractive force is to ...
Page 23
Humphrey Lloyd. attractive force , and are refracted ? To account for this , New- ton was obliged to have recourse to ... force of this ether , as compared with that of air , in order that the velocity of propagation should exceed that of ...
Humphrey Lloyd. attractive force , and are refracted ? To account for this , New- ton was obliged to have recourse to ... force of this ether , as compared with that of air , in order that the velocity of propagation should exceed that of ...
Page 24
... force , and subject the molecule to the repulsive one , it is obvious that the phase of the fit must modify the effects of these forces in every inter- mediate degree ; and that the molecules which do obey the attractive force must have ...
... force , and subject the molecule to the repulsive one , it is obvious that the phase of the fit must modify the effects of these forces in every inter- mediate degree ; and that the molecules which do obey the attractive force must have ...
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Common terms and phrases
angle of incidence aperture axes azimuth bands beam bright bands centre circularly polarized coincides colours common light corresponding Crown 8vo crystal dark denote deviation diameter difference of phase diffraction direction distance diverging double refraction edge effect elasticity elliptically polarized equal ether Fresnel fringes glass Iceland spar inci incident light incident ray inclined intensity interference interval of retardation Jamin length light reflected luminous origin medium metal mirror molecules Newton observed opposite optic axis parallel particles perpendicular plane phenomena plane of incidence plane of polarization plane of reflexion plane-polarized polarized light polarized ray polarizing angle portions position Post 8vo principal section prism produced propagated ratio reflected light reflected pencil refracted rays refractive index refrangibility result rhombohedron right angles rings Second Edition shadow spectrum square substance thickness tion transmitted traversed undulation vary velocity velocity of propagation vibrations vols wave-theory Woodcuts
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