2023·全国·模拟预测
解题方法
1 . 上海中心大夏的阻尼器全名为“电涡流摆设式调谐质量阻尼器”,是一种为了消减强风下高层晃动的专业工程装置:质量块和吊索构成一个巨型复摆,它与主体结构的共振,能消减大楼晃动,由物理学知识可知,某阻尼器的运动过程可近似看为单摆运动,其离开平衡位置的位移
(单位:
)和时间
(单位:
)的函数关系为
,若该阻尼器在摆动过程中连续四次到达平衡位置的时间依次为
,
,
,
,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
______ .
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