Elementary Treatise on the Wave-theory of LightLongman, Brown, Green, Longmans, and Roberts, 1857 - 208 páginas |
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Página 8
... of the fluid next the origin of the disturbance are set vibrating up and down , and this vibratory motion is communicated to the adjacent particles and from them onwards , to the boundaries of the 8 PROPAGATION OF LIGHT .
... of the fluid next the origin of the disturbance are set vibrating up and down , and this vibratory motion is communicated to the adjacent particles and from them onwards , to the boundaries of the 8 PROPAGATION OF LIGHT .
Página 12
... origin . ( 15 ) The rectilinear motion of light has long been urged in favour of the theory of emission , and against the wave- theory . If light consists in the undulations of an ethereal medium ( it has been said ) , as sound consists ...
... origin . ( 15 ) The rectilinear motion of light has long been urged in favour of the theory of emission , and against the wave- theory . If light consists in the undulations of an ethereal medium ( it has been said ) , as sound consists ...
Página 14
... origin of disturbance in the same time ; and all the points which are in a similar phase of vibration will be situated on the surface of a sphere , of which that origin is the centre . In the place of the actual strings we have been ...
... origin of disturbance in the same time ; and all the points which are in a similar phase of vibration will be situated on the surface of a sphere , of which that origin is the centre . In the place of the actual strings we have been ...
Página 15
... origin must decrease inversely as the square of the dis- tance ; for , from the laws of wave propagation it appears that the space of vibration diminishes in the inverse simple ratio of the distance . Thus the known law of the variation ...
... origin must decrease inversely as the square of the dis- tance ; for , from the laws of wave propagation it appears that the space of vibration diminishes in the inverse simple ratio of the distance . Thus the known law of the variation ...
Página 56
... origins . It is obvious that when two waves - one proceeding from each source - arrive at any instant at the same point of space , the particle of ether there will be thrown into vibration by both ; and we are to consider what will be ...
... origins . It is obvious that when two waves - one proceeding from each source - arrive at any instant at the same point of space , the particle of ether there will be thrown into vibration by both ; and we are to consider what will be ...
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Palavras e frases frequentes
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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