Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 498
G … Fig. 316. the principle of Wheatstones Bridge. Its working may beunderstood by the aid of Fig. 316. Suppose that L is the line wire, and let the analogous partsat each end be denoted by large and small letters respec-tively. K is the key, E the battery, and >Sr the sounder.A, B, and B are three…
Physics
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