磁场如图:一个小磁针位于圆心,且于与园在同一竖直平面内,现使一个带正电小球在竖直平面内沿圆周高速旋转,则 A.小磁针的N极向内转B.小磁针的N极向外转C.小磁针在纸面内向左摆动D
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![磁场如图:一个小磁针位于圆心,且于与园在同一竖直平面内,现使一个带正电小球在竖直平面内沿圆周高速旋转,则 A.小磁针的N极向内转B.小磁针的N极向外转C.小磁针在纸面内向左摆动D](/uploads/image/z/13684111-7-1.jpg?t=%E7%A3%81%E5%9C%BA%E5%A6%82%E5%9B%BE%EF%BC%9A%E4%B8%80%E4%B8%AA%E5%B0%8F%E7%A3%81%E9%92%88%E4%BD%8D%E4%BA%8E%E5%9C%86%E5%BF%83%2C%E4%B8%94%E4%BA%8E%E4%B8%8E%E5%9B%AD%E5%9C%A8%E5%90%8C%E4%B8%80%E7%AB%96%E7%9B%B4%E5%B9%B3%E9%9D%A2%E5%86%85%2C%E7%8E%B0%E4%BD%BF%E4%B8%80%E4%B8%AA%E5%B8%A6%E6%AD%A3%E7%94%B5%E5%B0%8F%E7%90%83%E5%9C%A8%E7%AB%96%E7%9B%B4%E5%B9%B3%E9%9D%A2%E5%86%85%E6%B2%BF%E5%9C%86%E5%91%A8%E9%AB%98%E9%80%9F%E6%97%8B%E8%BD%AC%2C%E5%88%99++A%EF%BC%8E%E5%B0%8F%E7%A3%81%E9%92%88%E7%9A%84N%E6%9E%81%E5%90%91%E5%86%85%E8%BD%ACB%EF%BC%8E%E5%B0%8F%E7%A3%81%E9%92%88%E7%9A%84N%E6%9E%81%E5%90%91%E5%A4%96%E8%BD%ACC%EF%BC%8E%E5%B0%8F%E7%A3%81%E9%92%88%E5%9C%A8%E7%BA%B8%E9%9D%A2%E5%86%85%E5%90%91%E5%B7%A6%E6%91%86%E5%8A%A8D)
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