gc textbook chapter 17 Electric Potential (id: 53ad4abfa)

本题目来源于试卷: gc textbook chapter 17 Electric Potential，类别为 通用国际物理

[填空题]
How much work does thp z0-zc c(5.sfs baa:ze electric 1 27kfb:b 30o:+s3 ybytdxdkmv cm fy*field do in moving a $-7.7\mu C$ charge from ground to a point whose potential is $+55V$ higher?    $ \times10^{-4 }\,J$

参考答案: 4.2±2%


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