首页/ 题库 / [单选题]图示机构中,圆盘以匀角速度

图示机构中,圆盘以匀角速度上传图片绕轴O逆时针方向转动。取AB杆上的A点为动点,动参考系与圆盘固连,则以下四图中动点的速度平行四边形正确的是(  )。

单选题
2021-07-17 23:20
A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1539677915345198c1f2816434ba78ba1b173264cea14.png" alt="上传图片">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1539677934426492e6091f04748958c463a6ccafbfe78.png" alt="上传图片">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15396779469431a4302e6883148cdb5dd48a807f2a644.png" alt="上传图片">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15396779583738862bbb8333d4a56a0c435154575c74e.png" alt="上传图片">
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正确答案
C
试题解析
标签： 土木工程 高起本 理论力学 2019级第三学期期末考试 水利水电工程
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