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 364
sentthe magnitude of E. M. F. or current at each instant duringthe rotation of the loop in the two-pole field. The curve indicates a pulsating cur-rent flowing always inone direction. 325. Multi-Coil Ar-matures.—With an ar-mature wound with asingle coil of wire thecurrent in the externalcircuit is… … Fig. 320.—The Tnclueerl E. ^f. F. of Each Turn is in Series With Every Other Turn. other, when, at the instant suown, me current mvertical coil will be zero, while that in the horizontal coilwill be a maximum. As rotation is continued the currentin the one coil. ABCD, increases as that in the…
Electricity · Magnetism
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