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An electronic system, with closed loop current flow, and relative electrical potentials present across electrical components.
3
votes
What happens to half of the energy in a circuit with a capacitor?
As pointed out in some comment, electrons are being accelerated in the process of charge. This generates electromagnetic radiation. Try doing the calculation using Poynting vector, the way Maxwell def …
1
vote
General integral to find resistance
There is not such an integral because resistance is a property of whole circuits that may be defined in isolation only in an approximate way. The closest I have come to an integral expression is eq. 6 …