Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 293
knives, forks, spoons,etc., serve as the cath-odes, and hang on loopedpieces of insulated wirewhich are electrically con-nected to a copper tube, laid across the vat and connectedwith the negative pole of the battery. When a current is sent through this vat, pure silver isdeposited on the cathodes,… … Fig. 140. ELECTRICAL ENGINEERING 291 too much ; the solution does not require any change for anumber of years. Nickel plating 235. Articles, mostly machine parts, made of steel, iron,copper or brass, are usually nickel plated because of the hard-ness and durability of the nickel coating, which…
Electrical engineering
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