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 40
Fig. 17. points in the coil corresponding with 1000, 100, RESISTANCES. 27 … Fig. 18. Ayrton & Mathers Universal Shnnt. RESISTANCES. The unit of resistance, the international ohm, is represented hy the resist-ance of a uniform column of mercury 106.3 cm. long and 14.4521 grammes inmass, at 0° C ; but in practice it is not convenient to compare resistanceswith such a…
Electrical engineering
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