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範例:靜力平衡與斜面正向力[90日大]

一均勻圓球置於一水平V形槽中，其截面如圖所示。球與槽壁面間無摩擦力，則球作用於右壁之力FR與作用於左壁之力FL之量值比值FR/FL為何? [90日大]


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Posted in 合力=0, 歷屆物理考題.

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By admin – 2010 年 09 月 08 日

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