Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 340
agnet pole or the current by hand, the galvanometershows a current, and the direction of the current changeswith a change in the direction of rotation. We shall notice,if we examine the direction of the current, that it is oppositeto the current which would have caused the actual rotation.These are… … mm uy
Electricity
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