Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 290
ion between two similar solenoids, but if a coil of wire Chap, v.] Electro- Magnetism and Dynamics. 271 be formed by closely coiling stout insulated wire from endto end of a cylinder 6 inches long, and bringing the wirethrough the cylinder, and again repeating the close coilingtill four or five… … Fig. 170 The rules for the north and south poles of the solenoid willbe in accordance with what we said before ; that will be thesouth pole in which the current, to an observer looking downupon it, goes with the hands of a watch, and a north polein which the current goes against the hands of a…
Electricity
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