On the Connexion of the Physical SciencesMurray, 1858 - 555 pages |
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Page 211
... copper , the red rays of the condensed spectrum pro- duced on it , not whiteness , but a full and fiery red , which occupied the whole space on which any of the visible red rays had fallen ; and this red remained unchanged , however ...
... copper , the red rays of the condensed spectrum pro- duced on it , not whiteness , but a full and fiery red , which occupied the whole space on which any of the visible red rays had fallen ; and this red remained unchanged , however ...
Page 214
... copper about the 20th of an inch thick , excludes the photographic rays ; and , as M. Melloni has shown that substance to be impervious to the most refrangible calorific rays , it has the property of excluding the whole of the most ...
... copper about the 20th of an inch thick , excludes the photographic rays ; and , as M. Melloni has shown that substance to be impervious to the most refrangible calorific rays , it has the property of excluding the whole of the most ...
Page 216
... copper , which transmits only the red and orange rays , has the same effect with the less refrangible part of the spectrum ; hence there can be no doubt that the most re- frangible and obscure rays of the spectrum excite phosphorescence ...
... copper , which transmits only the red and orange rays , has the same effect with the less refrangible part of the spectrum ; hence there can be no doubt that the most re- frangible and obscure rays of the spectrum excite phosphorescence ...
Page 220
... copper coins were placed on a plate of copper too hot to be touched , and allowed to remain till the plate cooled all the coins had made an impression , the distinctness and intensity of which were in the order of the metals named ...
... copper coins were placed on a plate of copper too hot to be touched , and allowed to remain till the plate cooled all the coins had made an impression , the distinctness and intensity of which were in the order of the metals named ...
Page 221
... copper plate upon it ; it was left in darkness fifteen hours , during which time an impression of the engraving had been made on the amalgamated plate through the paper . An iodized silver plate was placed in darkness with a coil of ...
... copper plate upon it ; it was left in darkness fifteen hours , during which time an impression of the engraving had been made on the amalgamated plate through the paper . An iodized silver plate was placed in darkness with a coil of ...
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61 Cygni action appears atmosphere attraction bismuth bodies cause centre centrifugal force chemical colour comet consequently copper crystal dark degree density diamagnetic diameter diminishes direction disturbing double stars earth ecliptic effect electricity equal equator ethereal medium excentricity Fcap force glass gravitation greater heat hemisphere increase intensity Jupiter latitude length light lines liquid longitude luminous lunar magnetic major axis mass meridian metallic miles moon motion move nearly nebula nodal lines nodes northern hemisphere NOTE nutation observed optic axis orbit oscillations parallax paramagnetic particles passing perihelion periodic phenomena planets plate polarized pole position Post 8vo produced quantity rays reflected refraction refrangible revolution revolving right angles rings rotation round satellites Sir John Herschel solar spectrum space stars substances sun's surface telescope temperature terrestrial tion tourmaline transmitted tricity undulations Uranus vapour variation velocity vibrations Vols Voltaic waves wire Woodcuts