如图所示,某工人想用一定一动组成的滑轮组站在地面上提长一重物,已知物得为1000N,动滑轮重200N,在图中画出轮滑组绳子的绕法.若拉力F在10秒内将绳子拉长了2m,不计滑轮的摩擦与绳重.①拉力F
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![如图所示,某工人想用一定一动组成的滑轮组站在地面上提长一重物,已知物得为1000N,动滑轮重200N,在图中画出轮滑组绳子的绕法.若拉力F在10秒内将绳子拉长了2m,不计滑轮的摩擦与绳重.①拉力F](/uploads/image/z/2304788-68-8.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E6%9F%90%E5%B7%A5%E4%BA%BA%E6%83%B3%E7%94%A8%E4%B8%80%E5%AE%9A%E4%B8%80%E5%8A%A8%E7%BB%84%E6%88%90%E7%9A%84%E6%BB%91%E8%BD%AE%E7%BB%84%E7%AB%99%E5%9C%A8%E5%9C%B0%E9%9D%A2%E4%B8%8A%E6%8F%90%E9%95%BF%E4%B8%80%E9%87%8D%E7%89%A9%2C%E5%B7%B2%E7%9F%A5%E7%89%A9%E5%BE%97%E4%B8%BA1000N%2C%E5%8A%A8%E6%BB%91%E8%BD%AE%E9%87%8D200N%2C%E5%9C%A8%E5%9B%BE%E4%B8%AD%E7%94%BB%E5%87%BA%E8%BD%AE%E6%BB%91%E7%BB%84%E7%BB%B3%E5%AD%90%E7%9A%84%E7%BB%95%E6%B3%95.%E8%8B%A5%E6%8B%89%E5%8A%9BF%E5%9C%A810%E7%A7%92%E5%86%85%E5%B0%86%E7%BB%B3%E5%AD%90%E6%8B%89%E9%95%BF%E4%BA%862m%2C%E4%B8%8D%E8%AE%A1%E6%BB%91%E8%BD%AE%E7%9A%84%E6%91%A9%E6%93%A6%E4%B8%8E%E7%BB%B3%E9%87%8D.%E2%91%A0%E6%8B%89%E5%8A%9BF)
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