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一艘轮船的排水量是10000t,它满载货物时的总质量是 ______t,该船满载货物时受到水的浮力是 ______N
一艘轮船的排水量是10000t,它满载货物时的总质量是 ______t,该船满载货物时受到水的浮力是 ______N
2025-03-15 15:23:01
推荐回答(1个)
回答1:
轮船满载时受到的浮力:
F
浮
=G
排
=m
排
g=10000×10
3
kg×10N/kg=1×10
8
N,
∵轮船漂浮,
∴F
浮
=G=mg=m
排
g;
∴船满载货物时的总质量:
m=m
排
=10000t;
当船从大海驶入内河,船自重不变
∵船漂浮,
∴船受到的浮力不变;
∵F
浮
=ρ
水
v
排
g,ρ
河水
<ρ
海水
,
∴排开河水的体积大于排开海水的体积,船将下沉一些.
故答案为:10000,1×10
8
,不变,不变,变大,下沉一些.
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