作者查詢 / fragmentwing
作者 fragmentwing 在 PTT [ Physics ] 看板的留言(推文), 共357則
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16F推: 樓上 我記得其實要檢驗兩者相等的實驗不是那麼簡單06/09 09:41
17F→: 的06/09 09:41
18F推: https://youtu.be/XRr1kaXKBsU06/09 09:43
19F→: 11:44開始 有提到這個實驗06/09 09:43
20F推: 論文還是2018的 代表原po並不孤單 也有科學家對此有06/09 09:49
21F→: 所疑惑06/09 09:49
12F推: 去算/實驗兩種路徑的總能量轉換效率如何?06/02 09:20
37F→: 看些kurzgesagt、veritasium和smarter everyday 不05/26 10:57
38F→: 好嗎?05/26 10:57
23F推: 那波耳磁子是哪一顆的?05/26 10:53
24F→: 看推文說的 這和聲子是一樣的?那不是因為解釋方便而05/26 10:54
25F→: 假想的嗎?05/26 10:54
48F推: veritasium kurzgesagt 這兩個科學頻道05/12 09:29
49F→: exurb1a 不知道有沒有 這個比較偏哲學的05/12 09:29
52F推: 話說不是八大嗎05/12 11:45
10F推: 答案是(D)嗎? 質心在l/10 拉1mg/5乘起來就是1mgl/5005/12 10:02
1F推: 原po說的不就是B的觀點嗎?05/05 17:12
14F推: 向心力是力沒錯啊 跟它對抗向外的才是假想力05/05 12:47
15F→: 你要講的其實是離心力吧 以波耳氫原子模型為例 向心05/05 12:50
16F→: 力是正負相吸的靜電力05/05 12:50
17F→: 你想像一根軸綁著一顆球05/05 12:50
18F→: 你拿起軸(木棒)開始晃,球飛起來拉直細繩05/05 12:51
19F→: 這時停格05/05 12:51
20F→: 下一刻發生的事:球的速度往切線方向前進 細繩上的拉05/05 12:54
21F→: 力把球往軸心拉05/05 12:54
22F→: 這個過程一直重複,變成你看到的球繞著木棒轉的現象05/05 12:54
3F推: 材導不好說 相變態和材料機械性質應該有教這個吧04/28 09:26
4F→: 不是指程式而是原理的話04/28 09:26
7F推: 最上面那塊不會掉下來嗎04/22 11:38