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 200
sively liigh potentials and low frequencies. Ithen obseived that when the hand is approached to the bulb,—the filament being connected with one terminal of the coil,—apowerful vibration is felt, l)eing due to the attraction and repul-sion of the molecules of the air which are electrified by…
Electric currents, Alternating · Electrical engineering
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