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範例:固定力(重力)作功

單擺之擺錘質量為M,擺長為L,將擺錘向左拉θ後釋放任其擺動。則重力對擺錘作功最大為多少? 

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Posted in 功與變力作功.

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By admin – 2009 年 03 月 24 日

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