本题目来源于试卷: Electrostatic Force and Electric Field，类别为 美国物理杯赛(Physics Bowl)
[单选题]
14.10: Two charges −Q and +Q, are fixed in place on the /xu5og;mwv +djf*.ir 6vp7dal wcqvmbi 5ak5/-,uy9:3 e9dxhcoa 3j x-axis, each a distance a from the origin as shown. At the point labeled P, a distance along they-axis from the origin, what i cq9y3a -o ckl5j5mdx39iabhuve/w,: s the direction of the electric field from the given charges?
A. Up the plane of the page
B. Down the plane of the page
C. To the right
D. To the left
E. There is no electric field.
参考答案: D
本题详细解析:
暂无
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