物体滑上传送带,是否可以简单的认为速度为1m/s?一物体以4m/s的速度向右进入足够长的水平传送带,传送带由一电动机驱动着匀速向左转动,速率为3m/s.物体与传送带摩擦因数为0.1.若两皮带轮间
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![物体滑上传送带,是否可以简单的认为速度为1m/s?一物体以4m/s的速度向右进入足够长的水平传送带,传送带由一电动机驱动着匀速向左转动,速率为3m/s.物体与传送带摩擦因数为0.1.若两皮带轮间](/uploads/image/z/13111414-70-4.jpg?t=%E7%89%A9%E4%BD%93%E6%BB%91%E4%B8%8A%E4%BC%A0%E9%80%81%E5%B8%A6%2C%E6%98%AF%E5%90%A6%E5%8F%AF%E4%BB%A5%E7%AE%80%E5%8D%95%E7%9A%84%E8%AE%A4%E4%B8%BA%E9%80%9F%E5%BA%A6%E4%B8%BA1m%2Fs%3F%E4%B8%80%E7%89%A9%E4%BD%93%E4%BB%A54m%2Fs%E7%9A%84%E9%80%9F%E5%BA%A6%E5%90%91%E5%8F%B3%E8%BF%9B%E5%85%A5%E8%B6%B3%E5%A4%9F%E9%95%BF%E7%9A%84%E6%B0%B4%E5%B9%B3%E4%BC%A0%E9%80%81%E5%B8%A6%2C%E4%BC%A0%E9%80%81%E5%B8%A6%E7%94%B1%E4%B8%80%E7%94%B5%E5%8A%A8%E6%9C%BA%E9%A9%B1%E5%8A%A8%E7%9D%80%E5%8C%80%E9%80%9F%E5%90%91%E5%B7%A6%E8%BD%AC%E5%8A%A8%2C%E9%80%9F%E7%8E%87%E4%B8%BA3m%2Fs.%E7%89%A9%E4%BD%93%E4%B8%8E%E4%BC%A0%E9%80%81%E5%B8%A6%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA0.1.%E8%8B%A5%E4%B8%A4%E7%9A%AE%E5%B8%A6%E8%BD%AE%E9%97%B4)
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