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 296
Fig. 240.—The Movable Current-Carrying Coil is Repelled bythe Stationary Bar Magnet. a pocket compass find the direction of current around the wire. Openthe circuit and lay a bar magnet on the ampere frame base, arrangedso that the current flows over it from N to S, as in Fig:. 240. Themagnet is…
Electricity · Magnetism
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