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範例:質心運動之應用(一)

一質量為M的滑車在光滑水平面上以等速度v運動,同時一質量為m的磚塊在滑車上方高h處鉛直下落,重力加速度為g,(1)在磚塊下落過程中,系統的質心加速度大小為何?(2)系統水平方向的質心速度? (3)磚塊打中台車前瞬間鉛直方向的質心速度為何? 83南一中】


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