Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 532
ion of the effect of refraction is the following :—A coin is placed in an empty porcelain basin, and the position of the eye isso adjusted that it is just not visible. If now, the position of the eye re-maining unaltered, water be poured into the basin, the coin becomes visible.A consideration of… … I .-. 4::]. IU. 4S:i. I.-- .( 3. l)roportion as they are nearer the earth, and as the refractive power of a gasincreases with its density (550), it follows that on entering the atmospherethe luminous rays become Ijcnt, as seen in fig. 4S3, descril)ing a curve beforereaching the eye, so that we can…
Physics
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