 | Royal Society (Great Britain) - 1864 - 636 pągines
...deflection of even a coarse galvanometer. What, then, is the physical meaning of opacity and transparency, as regards light and radiant heat ? The luminous rays...But why should iodine stop the former, and allow the hitter to pass ? The answer to this question, no doubt, is, that the intercepted waves are those whose... | |
 | 1864 - 648 pągines
...What, then, is thephj-.^icalmeaning of opacity and transparency as regards light and radiant heat ķ The luminous rays of the spectrum differ from the...iodine stop the former and allow the latter to pass • 1 ho answer to this question no doubt is that the intercepted waves are those whose periods of... | |
 | Royal Society (Great Britain) - 1864 - 636 pągines
...deflection of even a coarse galvanometer. What, then, is the physical meaning of opacity and transparency, as regards light and radiant heat ? The luminous rays...non-luminous ones simply in period. The sensation of light ia excited by waves of ether shorter and more quickly recurrent than those •which fall beyond the... | |
 | 1864 - 654 pągines
...deflection of even a coarse galvanometer. What, then, is the physical meaning of opacity andtruus« larency as regards light and radiant heat ? The luminous rays...of the spectrum differ from the non-luminous ones iirnply in period. The sensation of light is excited by wares of ether shorter and more quickly recurrent... | |
 | 1865 - 372 pągines
...with its own." Opacity and Transparency. — What is the physical meaning of opacity and transparency as regards light and radiant heat ? The luminous rays...former, and allow the latter to pass ? The answer to ihis question no doubt is, that the intercepted waves are those whose periods of recurrence coincide... | |
 | 1865 - 388 pągines
...its own." Opacity and Transparency. — What is the physical meaning of о]юсity and transparency as regards light and radiant heat? The luminous rays...excited by waves of ether, shorter and more quickly recmrent than those which fall beyond the extreme red. But why should iodine stop the former, and allow... | |
 | Royal Institution of Great Britain - 1866 - 730 pągines
...deflection of even a coarse galvanometer. What, then, is the physical meaning of opacity and transparency as regards light and radiant heat ? The luminous rays...shorter and more quickly recurrent than those which full beyond the extreme red. But why should iodine stop the former and allow the latter to pass ? The... | |
 | 1865 - 372 pągines
...with its own." Opacity and Transparency. — What is the physical meaning of opacity and transparency as regards light and radiant heat ? The luminous rays...extreme red. But why should iodine stop the former, nnd allow the latter to pass ? The answer to this question no doubt is, that the intercepted waves... | |
 | John Tyndall - 1879 - 522 pągines
...transparency as regards light and radiant heat ? The visible rays of the spectrum differ from the invisible ones simply in period. The sensation of light is excited by waves of aether shorter and more quickly recurrent than the non-visual waves which fall beyond the extreme red.... | |
 | John Tyndall - 1896 - 574 pągines
...transparency as regards light and radiant heat? The visible rays of the spectrum differ from the invisible ones simply in period. The sensation of light is excited...waves of ether shorter and more quickly recurrent than the non-visual waves which fall beyond the extreme red. But why should iodine stop the former and allow... | |
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The sensation of light is excited by waves of ether shorter and more quickly recurrent than those which fall beyond the extreme red. But why should iodine stop the former and allow the latter to pass ? The answer to this question no doubt is that the... 