字典翻译 问答 小学 英语 【解一道浮力题Volumeis100cubiccentimeters,heavy2.65Newton'saluminumblocksspringbalancehangingon.AcylindricalvesselsoftheareaFenMiwithin0.2square,withthewater.Whenafullimmersioninwater,ask:"(1)DanHuangChengreadings.(2】
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【解一道浮力题Volumeis100cubiccentimeters,heavy2.65Newton'saluminumblocksspringbalancehangingon.AcylindricalvesselsoftheareaFenMiwithin0.2square,withthewater.Whenafullimmersioninwater,ask:"(1)DanHuangChengreadings.(2】
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解一道浮力题

Volumeis100cubiccentimeters,heavy2.65Newton'saluminumblocksspringbalancehangingon.AcylindricalvesselsoftheareaFenMiwithin0.2square,withthewater.Whenafullimmersioninwater,ask:"(1)DanHuangChengreadings.(2)duetoasubmergedinwater,waterpressureonthebottomofthecontaineroftheincrease.

刘振娟回答:
  (1):2.65-ρ水*(100/10^6)*g   (2):ρg*Δh=ρ水*g*(100/10^6)/(0.2/10^2)   ρ水:水的密度   g:重力加速度
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