共点力平衡题目两个可视为质点的小球a和b,用质量可忽略的刚性细杆相连,放置在一个光滑的半球面内,如图所示.己知小球a和b的质量之比为根号3 ,细杆长度是球面半径的根号2倍.两球处于平衡
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![共点力平衡题目两个可视为质点的小球a和b,用质量可忽略的刚性细杆相连,放置在一个光滑的半球面内,如图所示.己知小球a和b的质量之比为根号3 ,细杆长度是球面半径的根号2倍.两球处于平衡](/uploads/image/z/10883542-22-2.jpg?t=%E5%85%B1%E7%82%B9%E5%8A%9B%E5%B9%B3%E8%A1%A1%E9%A2%98%E7%9B%AE%E4%B8%A4%E4%B8%AA%E5%8F%AF%E8%A7%86%E4%B8%BA%E8%B4%A8%E7%82%B9%E7%9A%84%E5%B0%8F%E7%90%83a%E5%92%8Cb%2C%E7%94%A8%E8%B4%A8%E9%87%8F%E5%8F%AF%E5%BF%BD%E7%95%A5%E7%9A%84%E5%88%9A%E6%80%A7%E7%BB%86%E6%9D%86%E7%9B%B8%E8%BF%9E%2C%E6%94%BE%E7%BD%AE%E5%9C%A8%E4%B8%80%E4%B8%AA%E5%85%89%E6%BB%91%E7%9A%84%E5%8D%8A%E7%90%83%E9%9D%A2%E5%86%85%2C%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA.%E5%B7%B1%E7%9F%A5%E5%B0%8F%E7%90%83a%E5%92%8Cb%E7%9A%84%E8%B4%A8%E9%87%8F%E4%B9%8B%E6%AF%94%E4%B8%BA%E6%A0%B9%E5%8F%B73+%2C%E7%BB%86%E6%9D%86%E9%95%BF%E5%BA%A6%E6%98%AF%E7%90%83%E9%9D%A2%E5%8D%8A%E5%BE%84%E7%9A%84%E6%A0%B9%E5%8F%B72%E5%80%8D.%E4%B8%A4%E7%90%83%E5%A4%84%E4%BA%8E%E5%B9%B3%E8%A1%A1)
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