editions:UOM39015063562139 - Βιβλία Google

... lines be placed near each other, they will facilitate the observation. If one of the lines be made to revolve round the other as an axis, the depression below the given plane will be as the sine of the inclination ; and while the eye and the luminous...

An Experimental Treatise on Optics: Comprehending the Leading Principles of ... - Σελίδα 337
1826 - 350 σελίδες
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Modern development of the physical sciences

Henry Smith Williams, Edward Huntington Williams - 1904 - 380 σελίδες

...the inclination ; and while the eye and the luminous object remain fixed the difference of the length of the paths will vary as this sine. " The best subjects...them as consist of parallel lines drawn on glass, at a distance of onefive-hundredth of an inch, are the most convenient. Each of these lines appears under...

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