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a=速度改變量/時間改變量 2aS=V(t)2—V.2 只受重力:a=g 初速度為0:Vt=at 總的來講:由基本公式(Vt=Vo+at)和(S=Vot+|/2at2)來推導; 向心加速度a: a=V2/R=rw2 F=ma
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