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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 [tag:electromagnetism] and/or [tag:magnetic-fields]

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I am not sure but I believe that the potential due to a point charge will reduce if the entire setup is kept in a dielectric medium. How do I account for it in deriving the potential?
asked Apr 17 '16 by Saprativ Ray
5
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A textbook question requires me to calculate the force of attraction between plates of a parallel-plate capacitor. The answer provided is $\frac{1}{2}QE$. I am not entirely sure how they arrived at …
asked Apr 17 '16 by Saprativ Ray