Potential energy that results from conservative Coulomb forces
Not to be confused with Electric potential or Electric power.
This article is about the physical magnitude Electric Potential Energy. For electrical energy, see Electrical energy. For energy sources, see Energy development. For electricity generation, see Electricity generation.
Electric potential energy
Common symbols
UE
SI unit
joule (J)
Derivations from other quantities
UE = C · V2 / 2
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Electric potential energy is a potential energy (measured in joules) that results from conservative Coulomb forces and is associated with the configuration of a particular set of point charges within a defined system. An object may be said to have electric potential energy by virtue of either its own electric charge or its relative position to other electrically charged objects.
The term "electric potential energy" is used to describe the potential energy in systems with time-variant electric fields, while the term "electrostatic potential energy" is used to describe the potential energy in systems with time-invariant electric fields.
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