原帖由 ting 於 23/4/2008 03:09 PM 發表  和各網民商量後,錯了第25和第42... 有人知道42條為何是C嗎? since the force acting on both the two wire are equal, resultant magnetic force = 0 by using Fleming's left hand rule, the coil should be rotated in the clockwise direction only wrong 2 MC, flexor ...... just finish the whole paper orz......
原帖由 Nidoq 於 23/4/2008 03:10 PM 發表  其實為何有Ans的~"~? 每年都有一些CE神人把自己的ans放上網/已過了CE的神人得到paper後做完放上網 通常這些ans在一兩個小時後就變成model ans, 99%正確的 |