来自何友义的问题
三个完全相同的杯子盛满水甲乙两球分别放人杯子中,甲浮在水面,乙可以停在水中的任何位置,哪杯子总重量急,要讲解的.
三个完全相同的杯子盛满水甲乙两球分别放人杯子中,甲浮在水面,乙可以停在水中的任何位置,哪杯子总重量
急,要讲解的.
1回答
2020-03-17 19:28
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姬维君
一样大浮力=排开水所收重力开始都是满的水悬浮漂浮G=F浮的
排开的水重和放进去的球重一样对吗?
2020-03-17 19:30:35
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