【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
远望六号航天远洋测量船满载时排开水的质量25000t,它采用当今航天、航海气象、电子、机械、光学、通信、计算机等领域最新技术,“远望号”是中国航天活动的护航使者.
(1)满载时,“远望六号”受到的浮力有多大?
(2)若船底某处的声纳系统探头距海面的深度为8m,则该处受到海水的压强是多少?
(3)在航天测量时,通过船载雷达发现了目标.若雷达发出电磁波经2×10-3s收到了回波,则目标距“远望六号”的距离是多少?(海水的密度取1.0×103kg/m3,光速为3×108m/s)
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