The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas Commerford, 1856-1924, Tesla, Nikola, 1856-1943 · New York : The Electrical Engineer · leaf 284
small helix ^vith many well insulated turns, as inexperiment Fig. 146, has one of its ends connected to one of theterminals of the induction coil, and the other to a metal plate,or, for the sake of simplicity, a sphere, insulated in space. Whenthe coil is set to work, the potential of the sphere is… … Fig. 15). teiii])(iatuiv, iiulicatiug tlie passage of a stioug ciinHMir tluoughthe liclix. Ilow <lo(s the insulated spliere act in this case ^ Itcan b(! a coiKkUser, storing and returning the energy supplied toit, or it can be a nieie sink of cncrgv, and tlie conditions of tiieexpeiiniciit…
Electric currents, Alternating · Electrical engineering
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