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Maxwell Equations (id: bc78be166)

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admin 发表于 2024-7-31 18:19:12 | 显示全部楼层 |阅读模式
本题目来源于试卷: Maxwell Equations,类别为 美国物理杯赛(Physics Bowl)

[单选题]
03.42: A uniform elect;qslq w)m7l; uric field is -ti ,ztu4me4 tvpzpxn5 9ca2 (directed out of the plane of the page, contained within the circular region shown in the diagram. The magnitude of this field increases at a constant rate. What is the direction of the induced magnetic field at the point labeled 2pttxv4z p n 9,ae5mcutz(i-4 A in the diagram?



A. leftward
B. rightward
C. upward
D. downward
E. There is no induced magnetic field


参考答案:  A


本题详细解析: 暂无

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