Duff, A. Wilmer (Alexander Wilmer), b. 1864, ed, Guthe, Karl Eugen, 1866-1915, Hallock, William, 1857-1913, Lewis, E. Percival (Exum Percival), 1863-1925, Goodspeed, Arthur W. (Arthur Willis), b. 1860, Carman, Albert Pruden, b. 1861, McClung, Robert Kenning, 1874- · Philadelphia, P. Blakiston's Son & Co · leaf 639
on-sists of a series of alternating anddiminishing flashes. Others havephotographed these flashes. One ofthe most beautiful confirmations ofthe oscillatory character of Leydenjar discharge is shown in the photo-graph reproduced in Fig. 490. Thiswas made by Zenneck in 1904, usinga Braun tube as an… … Fig. 490. ELECTRIC WAVES. 621 equilibrium position, dissipating its energy, and finally coming torest. But if the rod is immersed in a heavy oil, which offersconsiderable resistance to motion, the rod comes slowly to restwithout vibrating beyond its equilibrium position. 714. Electric Oscillations…
Physics
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