Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book . Fig. 270.—Inverse Induced Current on Make of Circuit, DirectCurrent on Break. current, right-hand diagram, Fig. 270. If the primaryswitch be automatically closed and opened a great manytimes per second, the momentary induced currents will be-come constant in duration, but will change their direction with,ps Primary Coil.

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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1901