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 72
Fig. 159. Fig. 160. The clappers are suspended by silk threads. Work the machineslowly ; the bells will begin to ring. Explain, FmCTIOKAL ELECTRICITY. 241 … Experiment 42.—In the Leyden jar and bells/ shown in Fig.160, the left-hand bell is in communication with the outer coat of thejar; the clapper is suspended by a silk thread. When the jar ischarged and placed in position as represented, the bells begin toring and continue to do so for a…
Electricity · Magnetism
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