A dictionary of electrical words, terms and phrases (1898)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W. J. Johnston company · leaf 257
ple, as the current caused by the dis-charge of a condenser. The quantity of electricity passing in any cir-cuit is equal to the current multiplied by the time.Since the current caused by the discharge of acondenser lasts but for a small time, during whichit passes from zero to a maximum and back… … Fig. 268. Ballistic Galvanometer. practically begin until the impulses have ceasedto act. In the ballistic galvanometer of Siemens andHalske, the coils R, R, Fig. 268, have a bell-shaped magnet, M, suspended inside them bymeans cf an aluminium wire. The magnet is pro-vided with a mirror S, for…
Electricity · Electrical engineering
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