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Motion of charged particle and Velocity selector and Mass spectrometer (id: 62e25bc14)

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admin 发表于 2025-12-20 23:14:13 | 显示全部楼层 |阅读模式
本题目来源于试卷: Motion of charged particle and Velocity selector and Mass spectrometer,类别为 美国物理杯赛(Physics Bowl)

[单选题]
10.26: An electron moving in the plane /alkax f d/vq fn 3;:56jym4nbof thek6 9. ob.cyn,ccqq q eh)i+3oi page at an angle of 300 to the horizontal enters a region with a constant magnetic field directed horizontally in the plane of the page as shown. At the instant that the electron enters the magnetic field, which best +.qc ieqqbo) i9c3,yck 6 .nohdescribes the direction of the resulting magnetic force on the electron?



A. To the right
B. To the left
C. In a direction not listed here
D. Into the plane of the page
E. Out of the plane of the page


参考答案:  E


本题详细解析: 暂无

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