Wright, Mark R., 1854- · London : Longmans · leaf 191
parate, and, on taking the metal away, they remainseparate. But if the electrified metal is only brought near to the electro-scope, and then taken away, the leaves separate, when the metal is near,but fall together when it is taken away. Why is there a lasting effect onthe gold leaves in one case,… … Fig. 176. Imagine a positively electrified insulated body (representedin fig. 176, by the large sphere) and a small insulated pith ball Induction 183 in a closed conductor (an ordinary room). The positive elec-trification on the sphere induces an equal amount of negativeelectrification upon the…
Physics
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