Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 313
y 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. Ifthe induced current, then, flows fromA to B on the downward motion itwill flow from B to A on the upwardmotion.… … Fig. 260.—Current Induced in a Wire by Moving it Past a Magnet. ^ 320, will be inducedrapid, and consequently the alternationsnot have sufficient time to take up the respective positionsdue to the opposite currents flowing around it, and, there-fore, remains at zero, appreciably vibrating, however.…
Electricity · Magnetism
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