Lessons in practical electricity; principles, experiments, and arithmetical problems; over four hundred illustrations; an elementary text book (1909)
Swoope, C. Walton (Coates Walton), d. 1901 · New York, D. Van Nostrand company · leaf 313
nother momentary current is in-duced in the wire in the oppositedirection to the former current, asindicated by the momentary deflectionof the galvanometer needle, whichnow swings to the left of zero. Jfthe induced current, then, flows fromA to B on the downward motion itivill How from B to A on… … Fig. 260.—Current Induced ia Wire by Moving itPast a Magnet. IT 320, will be inducedrapid, and consequently the alternations, the needle doesnot have sufficient time to take up the respective positionsdue to the opposite currents flowing around it, and, there-fore, remains at zero, appreciably…
Electricity · Magnetism
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