有一只铁锚放入水中,受到的浮力是25N,铁锚的重力是多少N?(g取10N/kg,ρ铁=7.9×103㎏/?)
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![有一只铁锚放入水中,受到的浮力是25N,铁锚的重力是多少N?(g取10N/kg,ρ铁=7.9×103㎏/?)](/uploads/image/z/12386737-1-7.jpg?t=%E6%9C%89%E4%B8%80%E5%8F%AA%E9%93%81%E9%94%9A%E6%94%BE%E5%85%A5%E6%B0%B4%E4%B8%AD%2C%E5%8F%97%E5%88%B0%E7%9A%84%E6%B5%AE%E5%8A%9B%E6%98%AF25N%2C%E9%93%81%E9%94%9A%E7%9A%84%E9%87%8D%E5%8A%9B%E6%98%AF%E5%A4%9A%E5%B0%91N%3F%EF%BC%88g%E5%8F%9610N%2Fkg%2C%CF%81%E9%93%81%3D7.9%C3%97103%E3%8E%8F%2F%3F%EF%BC%89)
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