配套习题- 用∆F压=∆F浮巧解浮力问题 -【青果学苑】

挑战习题

1/5单选题

难度：

对于直壁型容器,容器内有一物体沉入水底,容器底部受到液体压力等于

A	液体的重力
B	液体的质量
C	液体重力和物体受到的浮力
D	液体重力和物体重力

提示1：: PHA+5a655Zmo5bqV6YOo5Y+X5Yiw5ray5L2T55qE5Y6L5Yqb562J5LqO5ray5L2T55qE6YeN5Yqb5Yqg5LiK54mp5L2T5Y+X5Yiw55qE5rWu5YqbPGJyPjwvcD4=

提示2：: PHA+5q2k57uT6K666YCC55So5LqO55u05aOB5Z6L5a655ZmoLjwvcD4=

提示3：: PHA+5peg6K6654mp5L2T5piv5rKJ5bqV77yM5ryC5rWu6L+Y5piv5oKs5rWuLOa2suS9k+WvueWuueWZqOW6lemDqOWOi+WKm+mDveetieS6jua2suS9k+mHjeWKm+WKoOS4iueJqeS9k+WPl+WIsOeahOa1ruWKm+OAgjxicj48L3A+

正确答案：Qw==

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2/5单选题

难度：

一个容器内装有5N的液体，则容器底部受到液体的压力（　　）

A	等于5N
B	大于5N
C	小于5N
D	上述答案都有可能

提示1：: PHA+6KaB55yL5piv5LuA5LmI5qC355qE5a655ZmoPC9wPg==

提示2：: PHA+5aaC5p6c5piv55u05aOB5Z6L5a655Zmo77yM562J5LqONU48L3A+

提示3：: PHA+5aaC5p6c5piv5pWe5Y+j5Z6L5a655Zmo5bCP5LqONU4s56qE5Y+j5Z6L5a655Zmo5aSn5LqONU48L3A+

正确答案：RA==

PGRpdj7opoHnnIvmmK/ku4DkuYjmoLfnmoTlrrnlmajvvIzlpoLmnpzmmK/nm7Tlo4HlnovlrrnlmajvvIznrYnkuo41Tu+8jCDlpoLmnpzmmK/mlZ7lj6PlnovlrrnlmajlsI/kuo41TiznqoTlj6PlnovlrrnlmajlpKfkuo41TuOAguaJgOS7pemDveacieWPr+iDveOAgjxicj48L2Rpdj4=

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3/5单选题

难度：

在一个盛满液体的容器中，如图所示放一个木块，木块漂浮在液面上，已知木块重5牛顿，则容器底受到的压力将（　　）

A	增大5N
B	不变
C	减小5N
D	无法判断

提示1：: PHA+55yL5aW96aKY77yM5pS+5YWl5pyo5Z2X6ZKx5bey57uP6KOF5ruh5rC044CCPC9wPg==

提示2：: PHA+57un57ut5pS+5YWl5pyo5Z2X77yM5rC05Lya5rqi5Ye677yM5rC05rex5bqm5LiN5Y+Y44CCPC9wPg==

提示3：: PHA+5rC05rex5bqm5LiN5Y+Y77yM5a+G5bqm5LiN5Y+Y77yM5omA5Lul5a655Zmo5bqV6YOo5Y6L5by65LiN5Y+Y77yM5Y6L5Yqb5LiN5Y+Y44CCPC9wPg==

正确答案：Qg==

PGRpdj7lrrnlmajlupXpg6jlj5fliLDmtrLkvZPnmoTljovlipvnrYnkuo7mtrLkvZPlr4bluqbkuZjku6Vn5LmY5Lul5ray5L2T5rex5bqm5YaN5LmY5Lul5a655Zmo5bqV6Z2i56ev44CC5rex5bqm5LiN5Y+Y77yM5ray5L2T5a+G5bqm5LiN5Y+Y77yM5omA5Lul5Y6L5Yqb5LiN5Y+Y44CC5q2k6aKY5YWz6ZSu54K55Zyo5Y6f5p2l5a655Zmo5bey57uP6KOF5ruh5rC05LqG44CC57un57ut5pS+5pyo5Z2X77yM5ray5L2T5Lya5rqi5Ye644CC5omA5Lul5LiN6KaB5Lul5Li65pS+5YWl54mp5L2T5ZCO5ray5L2T5a+55a655Zmo5bqV6YOo55qE5Y6L5Yqb5bCx5Lya5Y+Y5aSn44CCPGJyPjwvZGl2Pg==

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4/5单选题

难度：

如图在A、B、C三个相同的容器中，盛有不同液体，将小球G分别放入容器内，静止时三个容器内液面相平，（容器A中小球G对容器底部有压力），则：液体对三个容器底部的压强（　　）

A	A最小
B	B最小
C	C最小
D	A和C一样大

提示1：: PHA+5a655Zmo55u45ZCM77yM5ray5L2T5rex5bqm55u45ZCM77yM5q+U6L6D5Y6L5by677yM5Y+q6ZyA55yL5ray5L2T5a+G5bqm5aSn5bCP44CCPC9wPg==

提示2：: PHA+5ZCM5qC35bCP55CD5pS+5ZyoQUJD5Lit5aSE5LqO5LiN5ZCM54q25oCB77yM5Y+v55+l77yMPGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI0LzNBL3JCQUNFMU1NbWlfZ1NybnlBQUFCNUhzTlRuZzg0Ni5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMjQvM0EvckJBQ0UxTU1taV9nU3JueUFBQUI1SHNOVG5nODQ2LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjgxIj7jgII8L3A+

提示3：: PHA+5rex5bqm55u45ZCM77yM5a+G5bqm5bCP55qE5Y+X5Yiw55qE5Y6L5by65bCP77yBPGJyPjwvcD4=

正确答案：QQ==

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5/5单选题

难度：

将重为15N的金属块放在漂浮在水中的木块上，容器底面积是100cm²，状态如图甲所示，若将金属块投入水中，状态如图乙所示，此时乙受到的浮力是10N，则液面下降的高度（）

A	0.03m
B	0.05m
C	0.15m
D	0.10m

提示1：: PHA+5rGC5ray6Z2i5LiL6ZmN6auY5bqm6ZyA6KaB55+l6YGT5a655Zmo5bqV6YOo5Y+X5Yiw5rC05Y6L5Yqb5Y+Y5YyW6YeP44CCPC9wPg==

提示2：: PHA+5a655Zmo5bqV6YOo5Y+X5Yiw5rC05Y6L5Yqb5Y+Y5YyW6YeP562J5LqO5rWu5Yqb5Y+Y5YyW6YeP77yM562J5LqONU7jgII8L3A+

提示3：: 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

正确答案：Qg==

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