Let the current from the battery be i1. At the top node, i1 and i2 flow in, while the current that leaves the node is i3.
How many potentially-different currents are there in the circuit shown?
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Kirchhoff's Junction Rule concept. You can view video lessons to learn Kirchhoff's Junction Rule. Or if you need more Kirchhoff's Junction Rule practice, you can also practice Kirchhoff's Junction Rule practice problems.
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