Physics Unit19: DC Circuits (id: 5549c0d54)

本题目来源于试卷: Physics Unit19: DC Circuits，类别为 国际高中通用物理

[单选题]
Kirchhoff's junction rule i);k)qamla3o ;rz:o* /rafj*b2 3e.b x wem xkts isd3i j;7 t.upan example of

A. conservation of energy.
B. conservation of charge.
C. conservation of momentum.
D. none of the given answers


参考答案:  B


本题详细解析: 暂无

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