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]
Consider point charges of +Q and +4Q, which are seng ( *m:knlyln 10aip8j(nl (oiw4w, e ks,x;yparated by 3.0 m. At what point, on a line between the two charges, would it be possible to place a charge of -Q such that the electrostatic force act;ioe,yk( jlsn(,4x w wing on it would be zero?
A. There is no such point possible.
B. 1.0 m from the +Q charge
C. 1.0 m from the +4Q charge
D. 0.60 m from the +Q charge
参考答案: B
本题详细解析:
暂无
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