高中物理擺錘運動 - 運動
By Edwina
at 2011-12-24T00:00
at 2011-12-24T00:00
Table of Contents
圖片參考:http://imgcld.yimg.com/8/AF03403953/o/1511122402...如上圖所示,有一擺錘在1,2間擺動,若不計一切阻力,當擺錘通過位置3時,圖中A.B箭號何者可為此時作用於擺錘的何力方向?請附詳細說明為什麼喔在此先不公布解答我想聽聽大家的看法...Showmore
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運動
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By Tristan Cohan
at 2011-12-26T07:59
at 2011-12-26T07:59
By Iris
at 2011-12-28T07:54
at 2011-12-28T07:54
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