考试
1970-01-01 08:00:00

如图所示,长为,质量为m的均质细杆,其左端与墙用铰链A连接,

题目描述

如图所示,长为,质量为m的均质细杆,其左端与墙用铰链A连接,右端用一铅直细线悬挂着,使杆处于水平状态,此时将细线突然烧断,则杆右端的加速度a为https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/4b6d4e25dc33410abaaf1d575c8fcc6a.png

答案解析

https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/d735c4fbdd1b48a0b81e1b0fd6b412c0.png

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