Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 282
le can be shownexperimentally by pivoting a wire bent in the form ofan inverted letter U on the top of a vertical magnet, the chap, v.] Electro- Magnetism and Dynamics. 263 current being passed in through a mercury cup on the topof the wire, and leaving it again by an annular cup whichsurrounds the… … Fig. 163. only one wire, we may have two or more soldered above,forming a cage round the pole, or we may have a singlewire coiled in a spiral form, giving a pretty optical effect of 264 Electricity. [Book III. continually screwing up or down; or we may vary theexperiment by passing the current into…
Electricity
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