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Results tagged with electrostatics
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user 43490
Electrostatics is concerned with the electrical fields and scalar potentials of stationary electrical charges and charge distributions. Use this for questions about electromagnetic situations in which currents and magnetic fields are absent, otherwise use the [electromagnetism] and/or [magnetic-fields] tags.
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Total Electrical potential energy of two particle system
As far as I remember, that $\frac{1}{2}$ comes because $Q_1$ isn't just in a potential $\varphi_2(\mathbf{r})$ that just happens to be there, but is being created by another charge, $Q_2$. Taking pote …
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