Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 261
inch wide,for the purpose of preventing the electrolyte creeping over the top ofthe jar, wetting the outside, and thereby impairing the insulation. STORAGE BATTERIES 949 Oues. What should be done to avoid waste of currentby leakage? Ans. Each cell of the battery must be thoroughly insulated. Oues.… … ■^.I,,,^ Fig. 1,158.— Charging Champion battery with charging plug. Where direct lighJngcurrent is available, recharging may be done by means of the charging plug. Firstinsert the plug in a regular socket. Then screw a 50 c. p. lamp into the plug andturn on. To tell the positive fro n the negative,…
Electrical engineering
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