试题与答案

电磁感应理论中左手定则是用来判断什么?右手定则是用来判断什么的?

题型:问答题 简答题

题目:

电磁感应理论中左手定则是用来判断什么?右手定则是用来判断什么的?

答案:

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参考答案:A

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