Gilley, Frank M · Boston, Allyn & Bacon · leaf 499
times. Wait forthe needle to come to rest before pushing the magnet in the coil. Case II. — Insert the magnet slowly and wait for the needle tocome to rest. Remove the magnet. Note the movement of theneedle. Make diagrams, as in Case I. Case III. — Thrust the south pole of the magnet into the… … D E Fig. 440. INDUCED CURRENTS. 489 very slowly. Then let the magnet remain inside the coil, and notethe effect. The current flows, or is induced, in the coil only as long as themagnet is being moved toward or away from the coil. While themagnet is still, whether inside or outside of the coil, no…
Physics
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