Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 298
the whole, DE, if chap, v.] Electro- Magnetism and Dynamics. 2 79 free to move, will move parallel to ABC, and with the currentin ABC. The same result is obtained if we consider DE as a currentin the field of magnetic force due to ABC. y^ BFig. 177. n This can be illustrated by a copper vessel (A),… … Fig. 178. bears a mercury cup on its top. On this is pivoted a wire,which, extending horizontally both ways, is bent down atright angles and reaches the copper sulphate near the cir-cumference of the vessel. Suspended by these two wires is alight copper ring, which dips into the copper sulphate.…
Electricity
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