Kirchhoff’s Circuit Law
https://www.electronics-lab.com/article/kirchhoffs-circuit-law/
Introduction In this tutorial, we present one of the most fundamental and important sets of laws for electrical circuits. These laws have taken the name and been established by the German physician Gustav Kirchoff in 1845. Like for many physical laws, Kirchoff’s circuits laws (KCL) are relatively easy to understand and emerge from the observation […]