一个氢气球,净重为30N,充入20m³氢气后,氢气的密度是0.09kg/m³,空气的密度是1.29kg/m³,G=10N/kg(1)氢气球下边可掉起多重的物体
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 00:04:26
![一个氢气球,净重为30N,充入20m³氢气后,氢气的密度是0.09kg/m³,空气的密度是1.29kg/m³,G=10N/kg(1)氢气球下边可掉起多重的物体](/uploads/image/z/2300367-39-7.jpg?t=%E4%B8%80%E4%B8%AA%E6%B0%A2%E6%B0%94%E7%90%83%2C%E5%87%80%E9%87%8D%E4%B8%BA30N%2C%E5%85%85%E5%85%A520m%26%23179%3B%E6%B0%A2%E6%B0%94%E5%90%8E%2C%E6%B0%A2%E6%B0%94%E7%9A%84%E5%AF%86%E5%BA%A6%E6%98%AF0.09kg%2Fm%26%23179%3B%2C%E7%A9%BA%E6%B0%94%E7%9A%84%E5%AF%86%E5%BA%A6%E6%98%AF1.29kg%2Fm%26%23179%3B%2CG%3D10N%2Fkg%281%29%E6%B0%A2%E6%B0%94%E7%90%83%E4%B8%8B%E8%BE%B9%E5%8F%AF%E6%8E%89%E8%B5%B7%E5%A4%9A%E9%87%8D%E7%9A%84%E7%89%A9%E4%BD%93)
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