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Physics Unit20: Magnetism (id: 04e17d313)

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admin 发表于 2024-2-5 18:16:24 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit20: Magnetism,类别为 通用国际物理

[单选题]
A charged particle moves and experiences no magnetic force.b9 zb a3c6rtz dyf62.r F t4hff7e6d 2l d:2lwho.cct q6rom this we can co cc2lf4o :tdh2w. 6l7h f6dqetnclude that

A. no magnetic field exists in that region of space.
B. the particle is moving parallel to the magnetic field.
C. the particle is moving at right angles to the magnetic field.
D. either no magnetic field exists or the particle is moving parallel to the field.


参考答案:  D


本题详细解析: 暂无

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