4个高一圆周运动的题目1用钳子夹住一块质量m=50㎏的矩形混凝土切块,已知钳子与砌块间的摩擦因数为0.4,砌块重心至上端的距离L=4m.在钳子沿水平方向以速度u=4m/s匀速行驶中,上端突然停止时,
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![4个高一圆周运动的题目1用钳子夹住一块质量m=50㎏的矩形混凝土切块,已知钳子与砌块间的摩擦因数为0.4,砌块重心至上端的距离L=4m.在钳子沿水平方向以速度u=4m/s匀速行驶中,上端突然停止时,](/uploads/image/z/13006405-37-5.jpg?t=4%E4%B8%AA%E9%AB%98%E4%B8%80%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8%E7%9A%84%E9%A2%98%E7%9B%AE1%E7%94%A8%E9%92%B3%E5%AD%90%E5%A4%B9%E4%BD%8F%E4%B8%80%E5%9D%97%E8%B4%A8%E9%87%8Fm%3D50%E3%8E%8F%E7%9A%84%E7%9F%A9%E5%BD%A2%E6%B7%B7%E5%87%9D%E5%9C%9F%E5%88%87%E5%9D%97%2C%E5%B7%B2%E7%9F%A5%E9%92%B3%E5%AD%90%E4%B8%8E%E7%A0%8C%E5%9D%97%E9%97%B4%E7%9A%84%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA0.4%2C%E7%A0%8C%E5%9D%97%E9%87%8D%E5%BF%83%E8%87%B3%E4%B8%8A%E7%AB%AF%E7%9A%84%E8%B7%9D%E7%A6%BBL%3D4m.%E5%9C%A8%E9%92%B3%E5%AD%90%E6%B2%BF%E6%B0%B4%E5%B9%B3%E6%96%B9%E5%90%91%E4%BB%A5%E9%80%9F%E5%BA%A6u%3D4m%2Fs%E5%8C%80%E9%80%9F%E8%A1%8C%E9%A9%B6%E4%B8%AD%2C%E4%B8%8A%E7%AB%AF%E7%AA%81%E7%84%B6%E5%81%9C%E6%AD%A2%E6%97%B6%2C)
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