可否簡單用自己文字講下咩叫 Eddy Current?
同埋 how to prevent eddy current?
Physics 物理 - Eddy Current
2008-04-12 5:57 am
回答 (1)
2008-04-12 7:18 am
✔ 最佳答案
Eddy current usually induced in the iron core of tansformers . When an a.c. is being switched on or off , there ia a changing magnetic field and it induces current , which is called EDDY CURRENT .
We can replace the iron core with a laminated core . the eddy currents can be reduced .
參考: me
收錄日期: 2021-04-13 15:25:18
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080411000051KK02572