Fleming's right hand rule 咩情況下先用得?
Lenz's law 係咪幾時都用得?
Fleming's right hand rule
2006-11-19 12:09 am
回答 (2)
2006-11-20 4:44 am
✔ 最佳答案
如果ｄ電流係因為有野郁而產生（唔係駁電）咁就可以用Fleming's right hand rule…相反如果係駁電就用Fleming's left hand rule…
Lenz's law就幾時都用得…
因為係任何時候produce出黎既電流都會係oppose個motion既…
2006-11-19 1:27 am
又叫Generator Rule,即是有動作而產生電，就可以用
Lenz's Law:對，磁力線的密度改變就會產生電動勢
Lenz's Law:對，磁力線的密度改變就會產生電動勢
收錄日期: 2021-04-12 21:51:27
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061118000051KK03136