高二 化学 电场强度 请详细解答,谢谢! (2 18:21:12)A,B两个小球可视为点电荷,所带电荷量QA=+5*10-8C,QB= - 5*10-8C.现用等长的绝缘细线把它们悬挂在水平天花板的下面,悬点相距5cm.为了使悬线保持
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![高二 化学 电场强度 请详细解答,谢谢! (2 18:21:12)A,B两个小球可视为点电荷,所带电荷量QA=+5*10-8C,QB= - 5*10-8C.现用等长的绝缘细线把它们悬挂在水平天花板的下面,悬点相距5cm.为了使悬线保持](/uploads/image/z/1068451-43-1.jpg?t=%E9%AB%98%E4%BA%8C+%E5%8C%96%E5%AD%A6+%E7%94%B5%E5%9C%BA%E5%BC%BA%E5%BA%A6+%E8%AF%B7%E8%AF%A6%E7%BB%86%E8%A7%A3%E7%AD%94%2C%E8%B0%A2%E8%B0%A2%21++++%282+18%3A21%3A12%29A%2CB%E4%B8%A4%E4%B8%AA%E5%B0%8F%E7%90%83%E5%8F%AF%E8%A7%86%E4%B8%BA%E7%82%B9%E7%94%B5%E8%8D%B7%2C%E6%89%80%E5%B8%A6%E7%94%B5%E8%8D%B7%E9%87%8FQA%3D%2B5%2A10-8C%2CQB%3D+-+5%2A10-8C.%E7%8E%B0%E7%94%A8%E7%AD%89%E9%95%BF%E7%9A%84%E7%BB%9D%E7%BC%98%E7%BB%86%E7%BA%BF%E6%8A%8A%E5%AE%83%E4%BB%AC%E6%82%AC%E6%8C%82%E5%9C%A8%E6%B0%B4%E5%B9%B3%E5%A4%A9%E8%8A%B1%E6%9D%BF%E7%9A%84%E4%B8%8B%E9%9D%A2%2C%E6%82%AC%E7%82%B9%E7%9B%B8%E8%B7%9D5cm.%E4%B8%BA%E4%BA%86%E4%BD%BF%E6%82%AC%E7%BA%BF%E4%BF%9D%E6%8C%81)
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