质量是50g的鸡蛋悬浮于盐水中,则鸡蛋收到的浮力是多少N?它排开盐水的质量是多少g?(g=10N/kg)
人气:232 ℃ 时间:2019-08-19 10:00:58
解答
50g=0.05kg
悬浮浮力等于重力
0.05kg x 10N/kg =0.5N
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