Created by StemPy LabPushing a magnet into a coil makes the galvanometer needle swing to the right. What happens when the magnet is pulled out faster than it went in?
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← What is the time of one cycle of an alternating current of 25 Hz?A magnet moving into a coil of 150 turns induces 1.2 V. Suppose the voltage is proportional to the number of turns and to the speed of the magnet. What voltage is induced in a coil of 450 turns, with the magnet moving at half the speed? →
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