learn.howToCalculate
learn.whatIsHeading
Applies Kirchhoff's laws to analyze complex circuits. Enables solving for currents and voltages in multi-loop networks.
ステップバイステップガイド
- 1KVL: sum voltages around loop = 0
- 2KCL: current in = current out at node
- 3Set up simultaneous equations
- 4Solve for unknown currents and voltages
- 5Verify energy conservation
解いた例
入力
I1+I2=I3, loop sum=0V
結果
Kirchhoff laws apply
避けるべきよくある間違い
- ✕Sign errors in KVL (direction around loop matters)
- ✕Forgetting to include all voltage drops
よくある質問
When must I use Kirchhoff's laws?
For complex circuits with multiple sources; simpler circuits use voltage/current dividers.
How many equations do I need?
Two equations per unknown; typically solve with matrix methods for >2 unknowns.
計算する準備はできましたか?無料の Kirchhoff 計算機をお試しください
自分で試してみる→