高二物理电场中的导体一带正电的绝缘金属球壳A,顶部开孔,有两只带正电的金属球B、C用金属导线连接,让B球置于球壳A的空腔中与内表面接触后又提起到图3位置,C球放A球壳外离A球较远,待静
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![高二物理电场中的导体一带正电的绝缘金属球壳A,顶部开孔,有两只带正电的金属球B、C用金属导线连接,让B球置于球壳A的空腔中与内表面接触后又提起到图3位置,C球放A球壳外离A球较远,待静](/uploads/image/z/12344616-0-6.jpg?t=%E9%AB%98%E4%BA%8C%E7%89%A9%E7%90%86%E7%94%B5%E5%9C%BA%E4%B8%AD%E7%9A%84%E5%AF%BC%E4%BD%93%E4%B8%80%E5%B8%A6%E6%AD%A3%E7%94%B5%E7%9A%84%E7%BB%9D%E7%BC%98%E9%87%91%E5%B1%9E%E7%90%83%E5%A3%B3A%2C%E9%A1%B6%E9%83%A8%E5%BC%80%E5%AD%94%2C%E6%9C%89%E4%B8%A4%E5%8F%AA%E5%B8%A6%E6%AD%A3%E7%94%B5%E7%9A%84%E9%87%91%E5%B1%9E%E7%90%83B%E3%80%81C%E7%94%A8%E9%87%91%E5%B1%9E%E5%AF%BC%E7%BA%BF%E8%BF%9E%E6%8E%A5%2C%E8%AE%A9B%E7%90%83%E7%BD%AE%E4%BA%8E%E7%90%83%E5%A3%B3A%E7%9A%84%E7%A9%BA%E8%85%94%E4%B8%AD%E4%B8%8E%E5%86%85%E8%A1%A8%E9%9D%A2%E6%8E%A5%E8%A7%A6%E5%90%8E%E5%8F%88%E6%8F%90%E8%B5%B7%E5%88%B0%E5%9B%BE3%E4%BD%8D%E7%BD%AE%2CC%E7%90%83%E6%94%BEA%E7%90%83%E5%A3%B3%E5%A4%96%E7%A6%BBA%E7%90%83%E8%BE%83%E8%BF%9C%2C%E5%BE%85%E9%9D%99)
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