题目内容
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提问人：网友lixin080108
发布时间：2022-01-07
[主观题]
Kirchhoff’s current law states that
A．the sum of the currents entering a junction must equal zero
B．the total current entering a given junction is constant, even with changes in supply voltage
C．the sum of the currents entering a junction must equal the sum of the currents leaving the junction
D．the sum of the currents around a closed loop is zero
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