质量为m=2kg的物体从半径为R=5.0m的圆弧的A端在拉力作用下沿圆弧缓慢运动到B端(圆弧AB在竖直平面内)拉力F大小不变始终为15n,方向始终与物体在该点的切线成37 圆弧的对应的圆心角为60 BO边
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 23:12:08
![质量为m=2kg的物体从半径为R=5.0m的圆弧的A端在拉力作用下沿圆弧缓慢运动到B端(圆弧AB在竖直平面内)拉力F大小不变始终为15n,方向始终与物体在该点的切线成37 圆弧的对应的圆心角为60 BO边](/uploads/image/z/11277557-53-7.jpg?t=%E8%B4%A8%E9%87%8F%E4%B8%BAm%3D2kg%E7%9A%84%E7%89%A9%E4%BD%93%E4%BB%8E%E5%8D%8A%E5%BE%84%E4%B8%BAR%3D5.0m%E7%9A%84%E5%9C%86%E5%BC%A7%E7%9A%84A%E7%AB%AF%E5%9C%A8%E6%8B%89%E5%8A%9B%E4%BD%9C%E7%94%A8%E4%B8%8B%E6%B2%BF%E5%9C%86%E5%BC%A7%E7%BC%93%E6%85%A2%E8%BF%90%E5%8A%A8%E5%88%B0B%E7%AB%AF%EF%BC%88%E5%9C%86%E5%BC%A7AB%E5%9C%A8%E7%AB%96%E7%9B%B4%E5%B9%B3%E9%9D%A2%E5%86%85%EF%BC%89%E6%8B%89%E5%8A%9BF%E5%A4%A7%E5%B0%8F%E4%B8%8D%E5%8F%98%E5%A7%8B%E7%BB%88%E4%B8%BA15n%2C%E6%96%B9%E5%90%91%E5%A7%8B%E7%BB%88%E4%B8%8E%E7%89%A9%E4%BD%93%E5%9C%A8%E8%AF%A5%E7%82%B9%E7%9A%84%E5%88%87%E7%BA%BF%E6%88%9037+%E5%9C%86%E5%BC%A7%E7%9A%84%E5%AF%B9%E5%BA%94%E7%9A%84%E5%9C%86%E5%BF%83%E8%A7%92%E4%B8%BA60+BO%E8%BE%B9)
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