The details of this needle are shown in the lower figure, where cc are sectionsthrough the coil, M is the magnet-needle, carrying in front of it a small mirror. This needle is enclosed in a small chamber, glazed by a lens G, and inserted in the hollow... Electricity and Its Uses - Pagina 59de John Munro (C.E.) - 1883 - 180 paginiVizualizare completă - Despre această carte
| 1882 - 800 pagini
...The mirror galvanometer, employed as a receiver on many cables, is represented in Fig. 22, where с is a coil of fine insulated wire, surrounding a small...of this needle are shown in the lower figure, where с с are sections through the coil, ы is the magnet-needle, carrying in front of it a small mirror.... | |
| Park Benjamin - 1886 - 422 pagini
...devised by Sir William Thomson. The general arrangement of the mirror galvanometer is shown in Fig. 110, where C is a coil of fine insulated wire, surrounding...a small magnetic needle hung by a silk fibre, and currying a tiny mirror attached to it. The details are shown in the lower figure, where CC arc sections... | |
| 1882 - 816 pagini
...message. The mirror galvanometer, employed as a receiver on many cables, is represented in Fig. 22, where c is a coil of fine insulated wire, surrounding...needle are shown in the lower figure, where cc are sections through the coil. M is the magnet-needle, carrying in front of it a small mirror. This needle... | |
| |