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Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1903)

Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 172

An illustration from Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book, 1903, leaf 172 — rrying Wire Attracting Iron Filings. the filings when the current isflowing, and the attraction willbe equal en all sides of the wire,Fig. 127. When the circuit isbroken the filings drop off of thewire. Electromagnetism, as distill- Fig. 128.—Graphical Magnetic Field ofgllished from magnetism in a… … 154 PRACTICAL ELECTRICITY.

Electricity · Magnetism

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