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 276
ng measurements bythe students lozenge bridge are illustrated in Fig. 232. Oneof the spools of the resistance set, which was previously cal-culated by Formula (22) is inserted in the D arm for verifica-tion of the calculation by electrical measurement. The ap-paratus illustrated comprises the… … Fig. 230.—Principle of the Wheat-stone Bridge.
Electricity · Magnetism
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