Fields D.2 Electromagnetic Fields & Potential (id: 16251c20d)

本题目来源于试卷: Fields D.2 Electromagnetic Fields & Potential，类别为 IB物理学

[单选题]
In the following diagram, the size of the uo b+ cl/f8.fy/d2dkocharges is small com 1;u;fn qxkzl 4lp+b0o-2hvrn pared to the dista02xn p vl1z luhb4 +fko-;q;nrnce R.



What is the direction of the force on the charge in the center?

A. Up
B. To the right
C. To the left
D. The charge does not move


参考答案:  C


本题详细解析:

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