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场强方向和电流方向相同吗（场强方向）

2024-07-04 19:33:23

导读负电荷的场强是从外部指向负电荷...正电荷的场强是从正电荷至向外部...这里B是负电荷..他在A点的场强是由A指向本身的...C是相反的..用心解...

负电荷的场强是从外部指向负电荷...正电荷的场强是从正电荷至向外部...这里B是负电荷..他在A点的场强是由A指向本身的...C是相反的..用心解答..望采纳..不懂情追问....。

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