物理phy~~~~~
2010-04-14 4:31 am
圖片參考：http://i.imagehost.org/0218/ScreenHunter_02_Apr_13_20_27.gif
詳細解釋
http://i.imagehost.org/0218/ScreenHunter_02_Apr_13_20_27.gif
回答 (2)
2010-04-14 7:32 am
✔ 最佳答案
http://j.imagehost.org/0123/wave2.jpg再加上physics8801的解釋應該可以吧。
我wave實在很差....希望可以幫到你。
各位大大，若小弟有錯請指出。=]
參考: 小弟愚見....
2010-04-14 5:00 am
Since particle I is at the equilibrium position at t=0 s, and is moving towards the left. It will be at a position left of its equilibrium position at the next instant of time, i.e. a -ve displacement.
The answer is thus option C
.
The answer is thus option C
.
收錄日期: 2021-04-23 20:44:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100413000051KK01441