Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 418
of theplate. At the same time the positiveelectricity, -f E, changes the elec-trical condition of the points of n andof the conductor n z «, repelling thepositive electricity, -\-E, upon the bal«, where it is collected by the con-trary electricity e of the ball s,* and attracts the negative…
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