Electric Charge and Electric Field (id: 611b22adf)

本题目来源于试卷: Electric Charge and Electric Field，类别为 IB物理学

[填空题]
You are given two unknldq ;5 5fs7kfnr azdw)9w(o)nown point ch*0n;w0c -)7hczhz2z p qxqte5mmh-vj arges, $Q_1$ and $Q_2$ At a point on the line joining them, one-third of the way from $Q_1$ to $Q_2$, the electric field is zero (Fig. 16–58). What is the ratio $Q_1/Q_2\,?$   

参考答案: 0.25


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