电势能正负表示什么意思，电势的正负表示什么意思？ 电势能和电势的正负有什么意义
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电势沿着电场线的方向逐渐降低
电势是标量，电势的正负代表的是场源电荷的正负，即正电荷产生的电势为正，负电荷产生的电势为负，
如果有帮到您 请给予好评 谢谢拉#^_^#祝您愉快
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