Now consider a junction in an electrical circuit at which a current flows into the…

PHYSICS · Subjective · CBSE · Physics · Current Electricity · Current Electricity

Problem

Now consider a junction in an electrical circuit at which a current

I_{\text{total}}

flows into the junction and three currents,

I_1

I_2

and

I_3

flow out of the junction. Show that the conservation of charge leads to Kirchhoff's first law:

\sum I_i = 0.