站在地面上的人用滑轮组把重960N的货物由地面匀速替身到4m的高处,所用时间为8s,人作用在绳子自由端的拉力为600N (不计摩擦和绳重)(1)依据题意在图中画绳子的绕法(一定一动)(2)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 16:59:59
![站在地面上的人用滑轮组把重960N的货物由地面匀速替身到4m的高处,所用时间为8s,人作用在绳子自由端的拉力为600N (不计摩擦和绳重)(1)依据题意在图中画绳子的绕法(一定一动)(2)](/uploads/image/z/10692202-58-2.jpg?t=%E7%AB%99%E5%9C%A8%E5%9C%B0%E9%9D%A2%E4%B8%8A%E7%9A%84%E4%BA%BA%E7%94%A8%E6%BB%91%E8%BD%AE%E7%BB%84%E6%8A%8A%E9%87%8D960N%E7%9A%84%E8%B4%A7%E7%89%A9%E7%94%B1%E5%9C%B0%E9%9D%A2%E5%8C%80%E9%80%9F%E6%9B%BF%E8%BA%AB%E5%88%B04m%E7%9A%84%E9%AB%98%E5%A4%84%2C%E6%89%80%E7%94%A8%E6%97%B6%E9%97%B4%E4%B8%BA8s%2C%E4%BA%BA%E4%BD%9C%E7%94%A8%E5%9C%A8%E7%BB%B3%E5%AD%90%E8%87%AA%E7%94%B1%E7%AB%AF%E7%9A%84%E6%8B%89%E5%8A%9B%E4%B8%BA600N+%EF%BC%88%E4%B8%8D%E8%AE%A1%E6%91%A9%E6%93%A6%E5%92%8C%E7%BB%B3%E9%87%8D%EF%BC%89%EF%BC%881%EF%BC%89%E4%BE%9D%E6%8D%AE%E9%A2%98%E6%84%8F%E5%9C%A8%E5%9B%BE%E4%B8%AD%E7%94%BB%E7%BB%B3%E5%AD%90%E7%9A%84%E7%BB%95%E6%B3%95%EF%BC%88%E4%B8%80%E5%AE%9A%E4%B8%80%E5%8A%A8%EF%BC%89%EF%BC%882%EF%BC%89)
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