如图所示,绷紧的传送带与水平面的夹角θ=30°,传送带在电动机的带动下,始终保持v0=2m/s的速率运行.现把一质量为m=10kg的工件(可看作为质点)轻轻放在传送带的底端,经时间t=1.9s,工件被传送
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 01:38:42
![如图所示,绷紧的传送带与水平面的夹角θ=30°,传送带在电动机的带动下,始终保持v0=2m/s的速率运行.现把一质量为m=10kg的工件(可看作为质点)轻轻放在传送带的底端,经时间t=1.9s,工件被传送](/uploads/image/z/8288216-8-6.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%BB%B7%E7%B4%A7%E7%9A%84%E4%BC%A0%E9%80%81%E5%B8%A6%E4%B8%8E%E6%B0%B4%E5%B9%B3%E9%9D%A2%E7%9A%84%E5%A4%B9%E8%A7%92%CE%B8%3D30%C2%B0%2C%E4%BC%A0%E9%80%81%E5%B8%A6%E5%9C%A8%E7%94%B5%E5%8A%A8%E6%9C%BA%E7%9A%84%E5%B8%A6%E5%8A%A8%E4%B8%8B%2C%E5%A7%8B%E7%BB%88%E4%BF%9D%E6%8C%81v0%3D2m%2Fs%E7%9A%84%E9%80%9F%E7%8E%87%E8%BF%90%E8%A1%8C.%E7%8E%B0%E6%8A%8A%E4%B8%80%E8%B4%A8%E9%87%8F%E4%B8%BAm%3D10kg%E7%9A%84%E5%B7%A5%E4%BB%B6%EF%BC%88%E5%8F%AF%E7%9C%8B%E4%BD%9C%E4%B8%BA%E8%B4%A8%E7%82%B9%EF%BC%89%E8%BD%BB%E8%BD%BB%E6%94%BE%E5%9C%A8%E4%BC%A0%E9%80%81%E5%B8%A6%E7%9A%84%E5%BA%95%E7%AB%AF%2C%E7%BB%8F%E6%97%B6%E9%97%B4t%3D1.9s%2C%E5%B7%A5%E4%BB%B6%E8%A2%AB%E4%BC%A0%E9%80%81)
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