Fields D.2 Electromagnetic Fields & Potential (id: c61bd8aae)

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

[单选题]
Four fixed charged p8 cdj.j:ne oin:/a lu7oint x*mody6,ho b ; n)0nru6f0rkbj0lv x, particles are at the vertices of a rectangle. Which arrow represents the net electric field at the center of the rectanglbr0on jr v)fuxdx*mk6b0 ,y0 ho;n,l6e?

A.
B.
C.
D.


参考答案:  D


本题详细解析:

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