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 222
lines of force indicated by thedirection of the arrows. Theturning of the shaft causes thepointer, P, to sweep over thescale. The coils for large sizes ofinstruments are generally woundwith a few turns of flat insulatedcopper ribbon having a very low resistance. These metersare adapted for use with… … , 193.—Construction of In-clined Coil Ammeter. 204 PRACTICAL ELECTRICITY.
Electricity · Magnetism
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