 ... inch above the other ; discharge a large jar through the card. It will be perforated opposite the wire attached to the negative coating, and an irregular dark line of reduced mercury will be found extending on the positive side to the point of the...  Elements of Chemistry: Theoretical and Practical - Page 353by William Andrew Miller - 1867Full view - About this book
 | Golding Bird - 1839 - 458 pages
...character. of Leichtenberg.* To show these, make the resinous cake of an electrophorus (254) dry and warm ; draw lines on it with the knob of a positively charged jar, and sift over these places a mixture of sulphur and red-lead; on inclining the plate, to allow the... | |
 | Henry Minchin Noad - Electric power - 1844 - 512 pages
...opposite electric states of a charged jar. Make the resinous cake of an electrophorus (38) dry and warm : draw lines on it with the knob of a positively charged jar, and sift over these places a mixture of sulphur and red-lead ; on inclining the plate to allow the... | |
 | Golding Bird - Physics - 1848 - 446 pages
...figures of Liechtenberg. To show these, make the resinous cake of an electrophorus (322) dry and warm ; draw lines on it with the knob of a positively charged jar, and sift over these places a mixture of sulphur and red lead; on inclining the plate, to allow the... | |
 | Henry Minchin Noad - Electricity - 1855 - 566 pages
...opposite electric states of a charged jar. Make the resinous cake of an electrophorus dry and warm : draw lines on it with the knob of a positively charged jar, and sift over these places a mixture of sulphur and red-lead ; on inclining the plate to allow the... | |
 | William Allen Miller - Electric power - 1864 - 198 pages
...also be shown in the following manner : — Colour a card with vermilion ; unscrew the balls, a, 5, from the discharger, fig. 190, and place the points...fall off. The explanation is very simple : by the friction in sifting, the sulphur becomes negatively, the red lead positively electric, and thus the... | |
 | Golding Bird, Charles Brooke - Physics - 1867 - 894 pages
...figures of Leichtenberjr. Ti> show these, make the resinons cake of an electrophorus (680) dry and warm ; draw lines on it with the knob of a positively charged jar, and sift over these places a mixture of sulphur and red-lead ; on inclining the plate, to allow the... | |
 | William Allen Miller (M.D.) - Electricity - 1869 - 244 pages
...extending on .the positive side to the point of the positive wire. If the experiment be made in vacua, the perforation will be formed midway between the...fall off. The explanation is very simple : by the friction in sifting, the sulphur becomes negatively, the red lead positively electric, and thus the... | |
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