Physics Unit20: Magnetism (id: a6d4096b2)

本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理

[单选题]
A long straight wire carrivdg( -3 f)ivpfes current toward the east. A proton moves toward th t)y8ifvw5 xn0zng/6ke east alongside and just south of the wire. What is the direction of the force on the ty i/ kn8f6)0g nzwvx5proton?

A. north
B. south
C. up
D. down


参考答案:  A


本题详细解析: 暂无

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