Physics Unit16: Electric Charge and Electric Field (id: 93f9c2628)

本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field，类别为 通用国际物理

[单选题]
At twice the distance from a point charfbj// 23a,z+c+mscc(qsj o zsge, theddr-87vekz ;* sw6ep f strength of the electric field

A. is four times its original value.
B. is twice its original value.
C. is one-half its original value.
D. is one-fourth its original value.


参考答案:  D


本题详细解析: 暂无

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