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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 380

An illustration from Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book, 1902, leaf 380 — e, consider the polarity of thecore at one instant during its revolution, Fig, 346 ; the left-hand side of the ring has a S-pole induced in it by the N-poleof the field magnet, while the right-hand side of the ringpossesses an induced N-pole from the S-pole of the fieldmagnet at the same instant.… … Fig. 346.- Armatnre Core Loss—Hysteresis. 362 PRACTICAL ELECTRICITY. subjected to two op^DOsiteSuppose the speed to be

Electricity · Magnetism

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