1. Consider an isolated parallel-plate capacitor with an initial capacitance 400.0 nF and a charge of 5.00μ C. What will be the potential energy difference if the stored charge is doubled?
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An electrostatic force is a force caused by stationary electric charges /fields. The electrostatic force is caused by the transfer of electrons in conducting materials. Coulomb’s law determines the amount of force between two stationary, charged particles. The electric force is the force which acts between two stationary charges. It is also called Coulomb force.
1. Consider an isolated parallel-plate capacitor with an initial capacitance 400.0 nF and a charge of 5.00μ C. What will be the potential energy difference if the stored charge is doubled?
2. A spherical capacitor of inner radius 1.00 mm and outer radius 2.00 mm has the electric energy density of 2.00×10^12ϵ0 at r=1.50 mm. What is the magnitude of the electric field at region r?
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