一个小球从斜面的顶端由静止开始匀加速沿斜面滑下,经过斜面的中点时速度为3m/s,则小球到达斜面底端时的速度为多少?(参考选项:A.4m/s, B.5m/s, C.6m/s D.3√2m/s)请详解.谢谢!
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/10 09:06:13
![一个小球从斜面的顶端由静止开始匀加速沿斜面滑下,经过斜面的中点时速度为3m/s,则小球到达斜面底端时的速度为多少?(参考选项:A.4m/s, B.5m/s, C.6m/s D.3√2m/s)请详解.谢谢!](/uploads/image/z/14670807-15-7.jpg?t=%E4%B8%80%E4%B8%AA%E5%B0%8F%E7%90%83%E4%BB%8E%E6%96%9C%E9%9D%A2%E7%9A%84%E9%A1%B6%E7%AB%AF%E7%94%B1%E9%9D%99%E6%AD%A2%E5%BC%80%E5%A7%8B%E5%8C%80%E5%8A%A0%E9%80%9F%E6%B2%BF%E6%96%9C%E9%9D%A2%E6%BB%91%E4%B8%8B%2C%E7%BB%8F%E8%BF%87%E6%96%9C%E9%9D%A2%E7%9A%84%E4%B8%AD%E7%82%B9%E6%97%B6%E9%80%9F%E5%BA%A6%E4%B8%BA3m%2Fs%2C%E5%88%99%E5%B0%8F%E7%90%83%E5%88%B0%E8%BE%BE%E6%96%9C%E9%9D%A2%E5%BA%95%E7%AB%AF%E6%97%B6%E7%9A%84%E9%80%9F%E5%BA%A6%E4%B8%BA%E5%A4%9A%E5%B0%91%3F%28%E5%8F%82%E8%80%83%E9%80%89%E9%A1%B9%3AA.4m%2Fs%2C+B.5m%2Fs%2C+C.6m%2Fs+D.3%E2%88%9A2m%2Fs%29%E8%AF%B7%E8%AF%A6%E8%A7%A3.%E8%B0%A2%E8%B0%A2%21)
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