Modern electricity and magnetism, theoretically and practically considered (1885)
Avery, Elroy M[cKendree], 1844- [from old catalog] · New York and Chicago, Sheldon and company · leaf 73
the pointed ends being all bent in the same direction) upon the primeconductor. Work the machine and the arms will revolve. (Fig.162.) Explain. Experiment 49.—The electric or-rery, represented in Fig. 163, is a pret-ty modification of the electric whirl.The short, balanced bar is provided witha…
Electricity · Magnetism
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