 ... is 474,439,680,000,000. All these waves enter the eye in a second. In the same interval 699,000,000,000,000 waves of violet light enter the eye.  SPECTRUM ANALYSIS, IN ITS APPLICATION TO TERRESTRIAL SUBSTANCES, AND THE ... - Page 59by DR. H. SCHELLEN - 1872Full view - About this book
 | John Tyndall - 1863 - 538 pages
...red light placed end to end would make up an inch ; multiply the number of inches in 192,000 miles by 39,000, we obtain the number of waves of red light in 192,000 miles : this number is 474,439,680,000,000. All these waves enter the eye in a single second. To produce... | |
 | John Tyndall - 1863 - 500 pages
...red light placed end to end would make up an inch ; multiply the number of .inches in 192,000 miles by 39,000, we obtain the number of waves of red light in 192,000 miles : this number is 474,439,680,000,000. All these waves enter the eye in a single second. To produce... | |
 | John Tyndall - 1866 - 492 pages
...red light placed end to end would make up an inch ; multiply the number of inches in 192,000 miles by 39,000, we obtain the number of waves of red light in 192,000 miles : this •amber is 474,439,680,000,000. All these waves enter the eye in a single second. To produce... | |
 | John Tyndall - 1870 - 92 pages
...produce the other colours of the spectrum lie between these extremes. 242. The velocity of light being 192,000 miles in a second, if we multiply this number...waves of red light in 192,000 miles; the product is 474,439,680,000.000. All these waves enter the eye in a second. In the same interval 699,000,000,000,000... | |
 | John Tyndall - 1870 - 110 pages
...produce the other colours of the spectrum lie between these extremes. 242. The velocity of light being 192,000 miles in a second, if we multiply this number...39,000 we obtain the number of waves of red light in 19-',000 miles; the product is 474,439,680,000.000. All these waves enter the eye in a second. In the... | |
 | Robert Bird - 1870 - 262 pages
...red light placed end to end, would make up an inch; multiply the number of inches in 192,000 miles by 39,000, we obtain the number of waves of red light in 192,000 miles; this number is 474,439,680,000,000. All these waves enter the eye in a single second. To produce the... | |
 | John Tyndall - 1871 - 408 pages
...produce the other colors of the spectrum lie between these extremes. 242. The velocity of light being 192,000 miles in a second, if we multiply this number...waves of red light in 192,000 miles; the product is 474,439,680,000,000. All these waves enter the eye in a second. In the same interval 699,000,000,000,000... | |
 | Sabine Baring-Gould - 1871 - 450 pages
...light, placed end to end, would make up an inch; multiplying the number of inches in 192,000 miles by 39,000, we obtain the number of waves of red light in 192,000 miles: this number is 474,439,680,000,000. All these waves enter the eye in a single second. To produce the... | |
 | Heinrich Schellen - 1872 - 744 pages
...Light" gives the following numbers : — "The length of a wave of mean red light is about 1-39000tli of an inch; that of a wave of mean violet light is about 1-575001!) of an inch. The velocity of light being taken at 192,000 miles in a second, if we multiply... | |
 | Austin Flint - 1874 - 534 pages
...produce the other colors of the spectrum lie between these extremes. " The velocity of light being 192,000 miles in a second, if we multiply this number...waves of red light in 192,000 miles ; the product is 474,439,680,000,000. All of these waves enter the eye in a second. In the same interval 699,000,000,000,000... | |
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