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 337
rw ma PAPtH TIN roiL PAPEft- Fig. 285 .—Detail of CondenserConstruetion. 4^Z … ant hearing upon the action ,,f the coil. \t makeo* .mary the counter E. M. P. opposes the battery current and In! need F f F T °f tET,0f ,nt P°n S* fcemducedE. M. P. depends, whileat break, the self-inducedcurrent in the primary tends to pro-long or increase the primary currentpreventing its rapid…
Electricity · Magnetism
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