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 325
e pctints of the rods are brought incontact but are instantly separated by the springs /• /■,. Such anarranijenient^has l)een found to be often necessary, namely incases when the k. :m. f. was not larj^e enouj^h to cause the discharcfeto break through the gap, and also when it was (lesiral)le to… … r,_Si^^ A Fk;. ni(i. {potential dilfeieiicc at the end of the arc. The interruptions aregenerally in such (juick Hiiccession as to produce a musical sound.Years ago it was obscrye<l that when a ])owerful induction coilis discharged between the ])oles of a strong magnet, the ilischarge|)ro(hi((s…
Electric currents, Alternating · Electrical engineering
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