Allen, Charles Ricketson, 1862- [from old catalog] · New York, H. Holt and company · leaf 36
nnected by any substance ? Lay anail over the compass and touch the ends of the wires oneto each end. Try in the same way wood, glass, wire, etc.Note the behavior of the compass in each case. (5) Whatconditions, then, must be fulfilled in order that the mag-netic needle shall be deflected by the… … a galvanic cell. The plates are called the elements orplates. The fluid is called the exciting fluid. The * Exchange strips with your neighbor. 24 CURRENT ELECTRICITY. wires leading from the plates are called the conductors, orthe leadiug wires. One form of cell is shown in Fig. 13.The plates of…
Physics
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