弹簧振子作简谐振动的振幅为A,劲度系数为k,当动能等于kA^2/6时,势能等于___________.
弹簧振子作简谐振动的振幅为A,劲度系数为k,当动能等于kA^2/6时,势能等于___________.
物理人气：141 ℃时间：2019-11-24 21:11:55
优质解答
总能量为kA^2/2,所以此时势能为kA^2/2-kA^2/6=kA^2/3
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