匀强电厂中有A B C三点构成等边三角形,边长均为4cm,将一带电荷量q=1*10的负10次C的正电荷,从A 点移到C点,电场力做功为-√3*10的负9次J,若把同一电荷从A点移到B点,电场力做功也为-√3*10的负9次J,
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![匀强电厂中有A B C三点构成等边三角形,边长均为4cm,将一带电荷量q=1*10的负10次C的正电荷,从A 点移到C点,电场力做功为-√3*10的负9次J,若把同一电荷从A点移到B点,电场力做功也为-√3*10的负9次J,](/uploads/image/z/9910023-15-3.jpg?t=%E5%8C%80%E5%BC%BA%E7%94%B5%E5%8E%82%E4%B8%AD%E6%9C%89A+B+C%E4%B8%89%E7%82%B9%E6%9E%84%E6%88%90%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2%2C%E8%BE%B9%E9%95%BF%E5%9D%87%E4%B8%BA4cm%2C%E5%B0%86%E4%B8%80%E5%B8%A6%E7%94%B5%E8%8D%B7%E9%87%8Fq%3D1%2A10%E7%9A%84%E8%B4%9F10%E6%AC%A1C%E7%9A%84%E6%AD%A3%E7%94%B5%E8%8D%B7%2C%E4%BB%8EA+%E7%82%B9%E7%A7%BB%E5%88%B0C%E7%82%B9%2C%E7%94%B5%E5%9C%BA%E5%8A%9B%E5%81%9A%E5%8A%9F%E4%B8%BA-%E2%88%9A3%2A10%E7%9A%84%E8%B4%9F9%E6%AC%A1J%2C%E8%8B%A5%E6%8A%8A%E5%90%8C%E4%B8%80%E7%94%B5%E8%8D%B7%E4%BB%8EA%E7%82%B9%E7%A7%BB%E5%88%B0B%E7%82%B9%2C%E7%94%B5%E5%9C%BA%E5%8A%9B%E5%81%9A%E5%8A%9F%E4%B9%9F%E4%B8%BA-%E2%88%9A3%2A10%E7%9A%84%E8%B4%9F9%E6%AC%A1J%2C)
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