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標題Title: What's magnetism?
作者Authors: 鄭博元,Tran Hong Chuong (Chen Hong Zhang)..等
上傳單位Department: 機械工程系
上傳時間Date: 2012-12-10
上傳者Author: 鄭博元
審核單位Department: 機械工程系
審核老師Teacher: 許藝菊
檔案類型Categories: 課堂作業Class Assignment
關鍵詞Keyword: magnetism
摘要Abstract: Magnetism is a property of materials that respond to an applied magnetic field. There are 2 poles of magnetismthat are magnets attracted and magnets repel. Magnetic field caused by the movement of ions in electric field, and magnetic field can be occur from Spin (the rotation) of the particles. So we can imply that the permanent magnet made by magnetic field generated by the spin of the magnetic field.

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