A laboratory course in experimental physics (1896)
Loudon, W. J. (William James), McLennan, John Cunningham, joint author · New York and London, Macmillan and Co. · leaf 242
of the magnets, and thebar is therefore deflected. In these instruments the inten-sities corresponding to differentdeflections are recorded on the dial; and as the accuracyof the graduations depends on the magnets retaining theirinitial strength, they should be tested from time to time, and,if… … Fig. 29. XI. GALVANIC BATTERIES. The following article is devoted to short descriptions of afew of the cells commonly used in electrical laboratories. Noattempt is made to trace the development of this part of thesubject, and complete details are omitted, as these can be foundin any one of the many…
Physics
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