Nature, Količina 11Sir Norman Lockyer Macmillan Journals Limited, 1874 |
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Zadetki 1–3 od 72
Stran 50
... direction of a ray of light . He has recently published an investigation , which , to say the least , is simpler and more satisfactory than any before given , of the precise law which determines the curved path of a ray through the air ...
... direction of a ray of light . He has recently published an investigation , which , to say the least , is simpler and more satisfactory than any before given , of the precise law which determines the curved path of a ray through the air ...
Stran 52
... direction , not only from the object itself , but also from any one of the real images . The apparent direction of any point of the visible image is of course determined by drawing a tangent to the ray which enters the eye * ( Figs . 6 ...
... direction , not only from the object itself , but also from any one of the real images . The apparent direction of any point of the visible image is of course determined by drawing a tangent to the ray which enters the eye * ( Figs . 6 ...
Stran 430
... direction the reverse of that in which the wave travels , is evident ; because each small section of the fin can be easily recognised to consist , as long as it is in motion , of an inclined plane of which the surface of impact against ...
... direction the reverse of that in which the wave travels , is evident ; because each small section of the fin can be easily recognised to consist , as long as it is in motion , of an inclined plane of which the surface of impact against ...
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