如题所述
节点电压法:
(1/2 + 1/6 + 1/6 + 1/6) * Va - Vb/2 = 48/6 - 24/6
(1/6 + 1/3 + 1/2 + 1/2) * Vb - Va/2 = 12/2 - 24/3
解出方程:
I = (Va - Vb)/ 2 (mA)
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