問題詳情
9. (5%) If your eyes could see the fields of an electric dipole and a magnetic dipole,you would sense the field profiles are:
(A)Different near the dipoles,
(B) Different far from the dipoles,
(C)Completely the same,
(D) Completely different.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增