 The spark taken in the same manner from zinc, cadmium, tin, bismuth, and lead, in the melted state, gives similar results ; but the number, position, and colours of the lines vary in each case. The appearances are so different that, by this mode of examination,...  On the Connection of the Physical Sciences - Page 282by Mary Somerville - 1846 - 460 pagesFull view - About this book
 | British Association for the Advancement of Science - 1836 - 524 pages
...an appropriate modification of the electromagnet was employed. 2. The spark taken in the same manner from zinc, cadmium, tin, bismuth, and lead, in the...gives similar results; but the number, position, and colours of the lines varies in each case; the appearances are so different, that, bj this mode of examination,... | |
 | British Association for the Advancement of Science - 1836 - 516 pages
...an appropriate modification of the electromagnet was employed. 2. The spark taken in the same manner from zinc, cadmium, tin, bismuth, and lead, in the...gives similar results ; but the number, position, and colours of the lines varies in each case ; the appearances are so different, that, by this mode of... | |
 | 1836 - 950 pages
...appropriate modification of the electro-magnet was employed. 4. The spark taken In the same manner from zinc, cadmium, tin, bismuth, and lead, in the...gives similar results; but the number, position, and colours of the lines vary in each case; the appearances are so different, that, by this mode of examination,... | |
 | 1836 - 1042 pages
...electro-magnet was employed. •>. The spark taken in the same manner from zinc, cadmium, tin, bismuth, anil lead, in the melted state, gives similar results; but the number, position, and colours of the lines vary in each case; the appearances are so different, that, by this mode of examination,... | |
 | Mary Somerville - 1840 - 858 pages
...close together, a bright green line, two blueish green lines near each other, a very y 4 bright purple line, and lastly a violet line. The spark taken from...gives similar results ; but the number, position, and colour of the lines vary so much in each case, and the appearances are so different, that the metals... | |
 | Mary Somerville - 1846 - 496 pages
...line, two bluish green lines near each other, a very bright purple 296 VOLTAIC ELECTRICITY. SEcT. XXIX. line, and lastly a violet line. The spark taken from...light does not arise from the combustion of the metal; for the Voltaic spark taken from mercury successively in the vacuum of an air-pump, in the Torricellian... | |
 | Mary Somerville - 1849 - 568 pages
...close together, a bright green line, two blueish green lines near each other, a very bright purple line, and lastly a violet line. The spark taken from...gives similar results ; but the number, position, and colour of the lines vary so much in each case, and the appearances are so different, that the metals... | |
 | 1861 - 410 pages
...appropriate modification of the electro-magnet was employed. 2. The spark taken in the same manner from zinc, cadmium, tin, bismuth, and lead, in the...gives similar results ; but the number, position, and colours of the lines vary in each case. The appearances are so different that, by this mode of examination,... | |
 | 1862 - 328 pages
...a violet line." z. " The spark taken in the same manner, from zinc, cadmium, tin, bismuth, and had in the melted state, gives similar results ; but the number, position, and colours of the lines vary in each case. The appearances are so different that by this mode of examination... | |
 | Edward Isidore Sears - 1865 - 858 pages
...vary in each case. He readily distinguishes the metals from each other in this manner. He concludes that the light does not arise from the combustion of the metal, by taking the voltaic spark from mercury in vacuum, in air, in carbonic acid, and in oxygen, and finding... | |
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