作者查詢 / JGU
作者 JGU 在 PTT [ Physics ] 看板的留言(推文), 共33則
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2F推: 靜場也有場動量05/10 10:39
9F推:單純就是方向的問題而已02/02 12:40
9F推:只用安培定律可能不夠 要加上磁的高斯定律來解釋04/14 01:05
3F推:一樣有對稱啊04/07 13:04
2F推:其實這跟電腦的發明也有關係. 在沒有電腦之前計算能力是必須的06/28 13:03
10F推:地磁是靜磁 而電磁波的磁場是不斷變化的02/29 20:00
1F推:有電流就會有磁場 這應該算是可觀察的01/28 11:04
10F推:不但不同座標系看到的電場不同, 其實看到的力的大小也會不同01/25 12:12
10F推:這樣說比較一般化,畢竟單原子只是其中一種...01/08 00:42
1F推:問題在於 如果等到有所謂充分證據再開始行動,會不會太遲?12/17 23:14