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 633
t passes through AB the parallel coils attract each otherand lift B, thus breaking the circuit; the attraction ceases and contact atB is again made. This repeats itself indefinitely. 706. Electromagnetic Rotation. The first apparatus to producerotation of a conductor from electric currents and… … Fig. 481. Fig. 482. platinum wire hangs by a hook from the upper cork and dips inthe mercury below. When a current flows through the platinum MOTORS. 615 wire the wire revolves about the magnetic pole, and continues aslong as the current flows. Reversing the current reverses thedirection of the…
Physics
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