Physics · Current Electricity
According to Kirchhoff's Current Law (KCL), if currents I1 and I2 are entering a junction node and current I3 is leaving the same node, what is the correct relation between them?
- 1I1 - I2 - I3 = 0
- 2I1 + I2 + I3 = 0
- 3I1 + I2 - I3 = 0✓
- 4I1 - I2 + I3 = 0
Correct answer
I1 + I2 - I3 = 0
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