Mesh current practice problems
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Read the mesh-current method class notes.
For the circuit shown,
- R1 = 15 Ω
- R2 = 10 Ω
- R3 = 56 Ω
- R4 = 39 Ω
- VS = 19 V
- IS1 = 0.61 A
- IS2 = 0.11 A

Use the mesh-current method to find the indicated currents, ia and ib.