轮船预计要用5min时间垂直横渡600m宽的河,轮船是向着与上游河岸成一定角度的方向用4m/s的速度航行的,则轮船航向与上游河岸的夹角是多少?水流速度是多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 19:10:19
![轮船预计要用5min时间垂直横渡600m宽的河,轮船是向着与上游河岸成一定角度的方向用4m/s的速度航行的,则轮船航向与上游河岸的夹角是多少?水流速度是多少?](/uploads/image/z/5319784-64-4.jpg?t=%E8%BD%AE%E8%88%B9%E9%A2%84%E8%AE%A1%E8%A6%81%E7%94%A85min%E6%97%B6%E9%97%B4%E5%9E%82%E7%9B%B4%E6%A8%AA%E6%B8%A1600m%E5%AE%BD%E7%9A%84%E6%B2%B3%2C%E8%BD%AE%E8%88%B9%E6%98%AF%E5%90%91%E7%9D%80%E4%B8%8E%E4%B8%8A%E6%B8%B8%E6%B2%B3%E5%B2%B8%E6%88%90%E4%B8%80%E5%AE%9A%E8%A7%92%E5%BA%A6%E7%9A%84%E6%96%B9%E5%90%91%E7%94%A84m%2Fs%E7%9A%84%E9%80%9F%E5%BA%A6%E8%88%AA%E8%A1%8C%E7%9A%84%2C%E5%88%99%E8%BD%AE%E8%88%B9%E8%88%AA%E5%90%91%E4%B8%8E%E4%B8%8A%E6%B8%B8%E6%B2%B3%E5%B2%B8%E7%9A%84%E5%A4%B9%E8%A7%92%E6%98%AF%E5%A4%9A%E5%B0%91%3F%E6%B0%B4%E6%B5%81%E9%80%9F%E5%BA%A6%E6%98%AF%E5%A4%9A%E5%B0%91%3F)
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