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15问答网 > 一冰山浮在水面上已知海水的密度是1030kg⼀m3.冰的密度为900kg⼀m3，冰山露出海面的体积是总体积的几分之几

一冰山浮在水面上已知海水的密度是1030kg⼀m3.冰的密度为900kg⼀m3，冰山露出海面的体积是总体积的几分之几

2025-03-15 04:08:39

推荐回答（2个）

回答1：

冰山漂浮，浮力等于自重：
F浮＝G排＝G冰，且：V排＝V冰－V露
即：ρ水g（V冰－V露）＝ρ冰gV冰
化简得：1030（V冰－V露）＝900V冰
即：V露/V冰＝13/103

不明追问。

回答2：

V露/V总=（p海水-p冰）/p海水=130/1030=13/103

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