一物体在空气中称时,弹簧秤的示数为14.7牛,当把物体的1/2浸入水中时,弹簧秤示数为9.8牛,求:当物体全部浸没在水中时,浮力和弹簧秤的示数各为多少?物体的体积和密度各为多少? 3. 把物体
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![一物体在空气中称时,弹簧秤的示数为14.7牛,当把物体的1/2浸入水中时,弹簧秤示数为9.8牛,求:当物体全部浸没在水中时,浮力和弹簧秤的示数各为多少?物体的体积和密度各为多少? 3. 把物体](/uploads/image/z/7665267-3-7.jpg?t=%E4%B8%80%E7%89%A9%E4%BD%93%E5%9C%A8%E7%A9%BA%E6%B0%94%E4%B8%AD%E7%A7%B0%E6%97%B6%2C%E5%BC%B9%E7%B0%A7%E7%A7%A4%E7%9A%84%E7%A4%BA%E6%95%B0%E4%B8%BA14.7%E7%89%9B%2C%E5%BD%93%E6%8A%8A%E7%89%A9%E4%BD%93%E7%9A%841%2F2%E6%B5%B8%E5%85%A5%E6%B0%B4%E4%B8%AD%E6%97%B6%2C%E5%BC%B9%E7%B0%A7%E7%A7%A4%E7%A4%BA%E6%95%B0%E4%B8%BA9.8%E7%89%9B%2C%E6%B1%82%EF%BC%9A%E5%BD%93%E7%89%A9%E4%BD%93%E5%85%A8%E9%83%A8%E6%B5%B8%E6%B2%A1%E5%9C%A8%E6%B0%B4%E4%B8%AD%E6%97%B6%2C%E6%B5%AE%E5%8A%9B%E5%92%8C%E5%BC%B9%E7%B0%A7%E7%A7%A4%E7%9A%84%E7%A4%BA%E6%95%B0%E5%90%84%E4%B8%BA%E5%A4%9A%E5%B0%91%3F%E7%89%A9%E4%BD%93%E7%9A%84%E4%BD%93%E7%A7%AF%E5%92%8C%E5%AF%86%E5%BA%A6%E5%90%84%E4%B8%BA%E5%A4%9A%E5%B0%91%3F++3.++%E6%8A%8A%E7%89%A9%E4%BD%93)
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