wave
本帖最後由 L.K. 於 20-6-2009 20:28 編輯如果兩個PULSES撞理一齊.
at the moment the pulses pass each other the string becomes straight. at this moment the wave energy
A.become wholly elastic potential in the string.
B.become wholly kinetic due to transverse motion of the string.
C.becomes partly elastic potential and partly kinetic in the string.
E.becomes momentarily zero. depends on which type of interference it is... 有分TYPES嫁咩..? 已經好明顯啦個答案= = 咁ANS係咩..
E岩唔岩.. become straight
Deluxe 發表於 20-6-2009 13:03 http://www4.nakuz.com/bbs/images/common/back.gif
睇漏左呢2隻字[] 本帖最後由 Crossbone-X1 於 20-6-2009 18:43 編輯
咁ANS係咩..
E岩唔岩..
L.K. 發表於 20-6-2009 14:36 http://www4.nakuz.com/bbs/images/common/back.gif
Tip: Energy is not a kind of vector. 8# Crossbone-X1
諗唔到WOW=.=
有咩關係..
A? 即係唔關方向事囉
你要自己解到出黎先有用架= =