请解决下面4个问题——1、图1:带正电荷的小球感应绝缘金属导体后,A端带-,B带+,若B端接地后A、B端带什么电荷或不带电,接地那端带什么电,为什么.2、图2:(前面一样省略)若A端接地后(后
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![请解决下面4个问题——1、图1:带正电荷的小球感应绝缘金属导体后,A端带-,B带+,若B端接地后A、B端带什么电荷或不带电,接地那端带什么电,为什么.2、图2:(前面一样省略)若A端接地后(后](/uploads/image/z/3544380-36-0.jpg?t=%E8%AF%B7%E8%A7%A3%E5%86%B3%E4%B8%8B%E9%9D%A24%E4%B8%AA%E9%97%AE%E9%A2%98%E2%80%94%E2%80%941%E3%80%81%E5%9B%BE1%EF%BC%9A%E5%B8%A6%E6%AD%A3%E7%94%B5%E8%8D%B7%E7%9A%84%E5%B0%8F%E7%90%83%E6%84%9F%E5%BA%94%E7%BB%9D%E7%BC%98%E9%87%91%E5%B1%9E%E5%AF%BC%E4%BD%93%E5%90%8E%2CA%E7%AB%AF%E5%B8%A6-%2CB%E5%B8%A6%2B%2C%E8%8B%A5B%E7%AB%AF%E6%8E%A5%E5%9C%B0%E5%90%8EA%E3%80%81B%E7%AB%AF%E5%B8%A6%E4%BB%80%E4%B9%88%E7%94%B5%E8%8D%B7%E6%88%96%E4%B8%8D%E5%B8%A6%E7%94%B5%2C%E6%8E%A5%E5%9C%B0%E9%82%A3%E7%AB%AF%E5%B8%A6%E4%BB%80%E4%B9%88%E7%94%B5%2C%E4%B8%BA%E4%BB%80%E4%B9%88.2%E3%80%81%E5%9B%BE2%EF%BC%9A%EF%BC%88%E5%89%8D%E9%9D%A2%E4%B8%80%E6%A0%B7%E7%9C%81%E7%95%A5%EF%BC%89%E8%8B%A5A%E7%AB%AF%E6%8E%A5%E5%9C%B0%E5%90%8E%EF%BC%88%E5%90%8E)
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