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为什么同名磁极还会互相吸引
更新时间: 2020-09-19 00:00:00  

当两个磁铁的磁场强度差较大时,会出现这种现象,同名磁极,在较远的距离时,表现为排斥,当把他推近到一定程度,突然变成吸引,这是因为强磁极的磁场,抵消弱磁极的磁场后,它差值足以改变弱磁极的磁通方向,就变成吸引了。

关键词: 为什么 同名 磁极 互相 吸引

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