Kirchhoff's current law

- A law stating that at a given instant, the sum of the currents flowing into a given point in a circuit or electric network is the same as the sum of the currents flowing out of said point. This is true for any number of branches intersecting at this point. Also called Kirchhoff's law (1), or Kirchhoff's first law.
- synonym Kirchhoff's first law

**Not what you were looking for?**