A London encyclopaedia, or universal dictionary of science, art, literature and practical mechanics : comprising a popular view of the present state of knowledge : illustrated by numerous engravings, a general atlas, and appropriate diagrams (1829)
Curtis, Thomas, fl. 1820 · London : Thomas Tegg · leaf 148
bemade with the position and arrangement shownin the figure from right to left. 427. To exhibit the rotation of a galvanic wireabout the magnet, let ABDE, fig. 16, be a cupor vessel of wood or glass, and N S a magnetpassing tight through its foot; Zz a conductingwire descending from the xinc side… … E L E C T R O - iM A G ^ E T [ S M. 129 immersed in it. Then the contact being madeat C (which, bv means of the wire D C, com-municates with the quicksilver) the wire gz willimmediately assume a rapid rotatory motion,much greater than in the former case, the resist-ance being very considerably…
Encyclopedias and dictionaries · Aeronautics
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