Combine Problems (id: f1ea79cf6)

本题目来源于试卷: Combine Problems，类别为 美国物理杯赛(Physics Bowl)

[单选题]
07.33: For the circui4gi ktodx;w77aed0, it shown, g7pj,.gk z j)athe ammeter reading is initially I. The switch in the circuit then is closed. Consegzjp. 7kj)ag, quently:

A. The ammeter reading decreases.
B. The potential difference between E and F increases.
C. The potential difference between E and F stays the same.
D. Bulb #3 lights up more brightly.
E. The power supplied by the battery decreases.


参考答案:  C


本题详细解析: 暂无

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