Elementary Treatise on the Wave-theory of LightLongman, Brown, Green, Longmans, and Roberts, 1857 - 208 من الصفحات |
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الصفحة 3
... centre is the luminous point , is as the quantity of the light directly , and inversely as the space over which it is diffused . But none of the light being lost , the quantity of light received upon any spherical surface is the same as ...
... centre is the luminous point , is as the quantity of the light directly , and inversely as the space over which it is diffused . But none of the light being lost , the quantity of light received upon any spherical surface is the same as ...
الصفحة 12
... centre , and so bend round interposed obstacles . Thus luminous objects should be visible , even when an obstacle is between them and the eye , just as sounding bodies are heard , though a dense body may be interposed between them and ...
... centre , and so bend round interposed obstacles . Thus luminous objects should be visible , even when an obstacle is between them and the eye , just as sounding bodies are heard , though a dense body may be interposed between them and ...
الصفحة 13
... wave , or undulation , comprises particles in every phase of their vibration . Now , instead of a single string , let us suppose an infinite number , all diverging from the same centre ; and PROPAGATION OF LIGHT . 13.
... wave , or undulation , comprises particles in every phase of their vibration . Now , instead of a single string , let us suppose an infinite number , all diverging from the same centre ; and PROPAGATION OF LIGHT . 13.
الصفحة 14
Humphrey Lloyd. number , all diverging from the same centre ; and let us sup- pose that they are each made to undulate by a disturbing action at that centre , acting in a similar manner , and in the same degree , on all . It is obvious ...
Humphrey Lloyd. number , all diverging from the same centre ; and let us sup- pose that they are each made to undulate by a disturbing action at that centre , acting in a similar manner , and in the same degree , on all . It is obvious ...
الصفحة 24
... centre of disturbance spherical . But when a wave reaches the surface of a new medium whose elasticity is diffe- rent , it will give rise to two waves , one in each medium , and both differing in position from the original wave . For it ...
... centre of disturbance spherical . But when a wave reaches the surface of a new medium whose elasticity is diffe- rent , it will give rise to two waves , one in each medium , and both differing in position from the original wave . For it ...
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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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