Mesh current practice problems
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Read the mesh-current method class notes.
For the circuit shown,
- R1 = 3.3 kΩ
- R2 = 5.6 kΩ
- R3 = 1.2 kΩ
- R4 = 2.7 kΩ
- IS1 = 3.8 mA
- IS2 = 6.9 mA

Use the mesh-current method to find the indicated current ia.