如图所示,A、B两球质量相等,A球用不能伸长的轻绳系于O点,B球用轻弹簧系于O′点,O与O′点在同一水平面上,分别将A、B球拉到与悬点等高处,使绳和轻弹簧均处于水平,弹簧处于自然状态,将两球
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![如图所示,A、B两球质量相等,A球用不能伸长的轻绳系于O点,B球用轻弹簧系于O′点,O与O′点在同一水平面上,分别将A、B球拉到与悬点等高处,使绳和轻弹簧均处于水平,弹簧处于自然状态,将两球](/uploads/image/z/5027979-3-9.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CA%E3%80%81B%E4%B8%A4%E7%90%83%E8%B4%A8%E9%87%8F%E7%9B%B8%E7%AD%89%2CA%E7%90%83%E7%94%A8%E4%B8%8D%E8%83%BD%E4%BC%B8%E9%95%BF%E7%9A%84%E8%BD%BB%E7%BB%B3%E7%B3%BB%E4%BA%8EO%E7%82%B9%2CB%E7%90%83%E7%94%A8%E8%BD%BB%E5%BC%B9%E7%B0%A7%E7%B3%BB%E4%BA%8EO%E2%80%B2%E7%82%B9%2CO%E4%B8%8EO%E2%80%B2%E7%82%B9%E5%9C%A8%E5%90%8C%E4%B8%80%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B8%8A%2C%E5%88%86%E5%88%AB%E5%B0%86A%E3%80%81B%E7%90%83%E6%8B%89%E5%88%B0%E4%B8%8E%E6%82%AC%E7%82%B9%E7%AD%89%E9%AB%98%E5%A4%84%2C%E4%BD%BF%E7%BB%B3%E5%92%8C%E8%BD%BB%E5%BC%B9%E7%B0%A7%E5%9D%87%E5%A4%84%E4%BA%8E%E6%B0%B4%E5%B9%B3%2C%E5%BC%B9%E7%B0%A7%E5%A4%84%E4%BA%8E%E8%87%AA%E7%84%B6%E7%8A%B6%E6%80%81%2C%E5%B0%86%E4%B8%A4%E7%90%83)
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