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 93
Fig. 90. Section through car<b<>n cylinder showingMn02 depolarizer. black oxide of exciting liquid The oxide of copper is ob- ined by the process of roasting copper turnings; it is then 74 PRACTICAL ELECTRICITY. … Oil Lin*.Solution Lint ground into a fine powder and compressed into solid blocks:from which plates of a suitable size are cut. These plates are suspended from the cover of the battery jar,Fig. 91, by a light framework of copper, one end of the frame-work terminating as the positive pole of the…
Electricity · Magnetism
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