Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 28
istancevaries with age, being about 4 ohms at first. Careshould be taken not to short circuit these cells, asthey are weakened thereby ; and where they are much FlG. 3. used, frequent tests of individual cells for E.M.F.should be made; they will vary considerably. Fuller Cell. The elements of this… … 16 SYMBOLS, UNITS, INSTRUMENTS.
Electrical engineering
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