Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 482
ectricalcircuits, like two tuning forks, can be tuned so as to respond toeach other sympathetically, and that just as the tuning forkswill cease to respond as soon as the period of one is slightlyaltered, so this electric resonance disappears when the exactsymmetry of the two circuits is destroyed.… … Sympathetic electrical vibrations
Physics
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