本课配套习题挑战模式1/5
如图所示,小试管放在大烧杯中,水深是H1,在小试管下面悬挂一物体A,此时水深是H2,容器底面积是S,问通过以上条件,可以求出哪些物理量( )
A: 小试管的重力 |
B: 物体A的密度 |
C: 物体A的体积 |
D: 物体A的重力 |
- 提示1:PHA+6YCa6L+H5ray6Z2i5Y+Y5YyW5Y+v5Lul5rGC5Ye6VjxzdWI+5o6SPC9zdWI+5Y+Y5YyW44CCPC9wPg==
- 提示2:PHA+55+l6YGTVjxzdWI+5o6SPC9zdWI+5Y+Y5YyW5Y+v5Lul5rGC5Ye65rWu5Yqb5Y+Y5YyWPC9wPg==
- 提示3:PHA+56ys5LiA5qyh5rWu5Yqb562J5LqO5bCP6K+V566h6YeN5YqbLOesrOS6jOasoea1ruWKm+etieS6juWwj+ivleeuoeWSjOeJqeS9k0Hph43lipvkuYvlkows5omA5Lul5rWu5Yqb5Y+Y5YyW6YeP5piv54mp5L2TQeeahOmHjeWKmzwvcD4=
- 答案:RA==
PGRpdj7kuKTmrKHmtrLpnaLlj5HnlJ/kuoblj5jljJYs55+l6YGT5bqV6Z2i56ev55+l6YGT5ray5L2T5Y2H6auY6auY5bqmLOWPr+S7peaxguWHulY8c3ViPuaOkjwvc3ViPuWPmOWMlumHj+OAgumAmui/h1Y8c3ViPuaOkjwvc3ViPuWPmOWMlumHjyznn6XpgZPmtrLkvZPlr4bluqYs5Y+v5Lul5rGC5Ye65rWu5Yqb5Y+Y5YyW6YePLiDkuIDmrKHmta7lipvnrYnkuo7lsI/or5XnrqHph43lipss56ys5LqM5qyh5rWu5Yqb562J5LqO5bCP6K+V566h5ZKM54mp5L2TQemHjeWKm+S5i+WSjCzmiYDku6Xmta7lipvlj5jljJbph4/mmK/niankvZNB55qE6YeN5Yqb44CCPGJyPjwvZGl2Pg==
本课配套习题挑战模式2/5
其实知道容器底部压力变化情况,就可以得到()
A: 所有物体受到浮力变化情况 |
B: 所有物体受到重力变化情况 |
C: 所有物体受到液体压强变化情况 |
D: 所有物体体积变化情况 |
- 提示1:PHA+5a655Zmo5bqV6YOo5Y+X5Yiw5ray5L2T5Y6L5Yqb5Y+Y5YyW6YeP562J5LqO5rWu5Yqb5Y+Y5YyW6YePPC9wPg==
- 提示2:PHA+5b+F6aG75piv55u05aOB5Z6L5a655Zmo44CCPC9wPg==
- 提示3:PHA+5Yid5Lit6Zi25q616YO95piv55u05aOB5Z6L5a655Zmo44CCPC9wPg==
- 答案:QQ==
PGRpdj7lrrnlmajlupXpg6jlj5fliLDmtrLkvZPljovlipvlj5jljJbph4/nrYnkuo7mta7lipvlj5jljJbph4/vvIzlv4XpobvmmK/nm7Tlo4HlnovlrrnlmajjgII8YnI+PC9kaXY+
本课配套习题挑战模式3/5
解决用液面变化求物体密度的方法都有哪些()
A: 通过密度比例关系求解。 |
B: 通过V排变化量求出物体的质量和体积。 |
C: 通过物体浸没深度求质量和体积 |
D: 列浮力等于重力等式,求解 |
- 提示1:PHA+5bi46KeE5pa55rOV5piv5YiX5rWu5Yqb562J5LqO6YeN5Yqb55qE562J5byP77yM54S25ZCO5rGC6Kej44CCPC9wPg==
- 提示2:PHA+5Y+m5LiA56eN5pa55rOV5piv77yM6YCa6L+H5ray6Z2i5Y+Y5YyW6YeP5rGCVjxzdWI+5o6SPC9zdWI+5Y+Y5YyW6YeP44CCPC9wPg==
- 提示3:PHA+5qC55o2uVjxzdWI+5o6SPC9zdWI+5Y+Y5YyW6YeP5rGC6LSo6YeP5ZKM5L2T56ev44CCPC9wPg==
- 答案:QixE
PGRpdj7luLjop4Tmlrnms5XmmK/liJfmta7lipvnrYnkuo7ph43lipvnmoTnrYnlvI/vvIznhLblkI7msYLop6PjgILlj6bkuIDnp43mlrnms5XmmK/vvIzpgJrov4fmtrLpnaLlj5jljJbph4/msYJWPHN1Yj7mjpI8L3N1Yj7lj5jljJbph4/jgILmoLnmja5WPHN1Yj7mjpI8L3N1Yj7lj5jljJbph4/msYLotKjph4/lkozkvZPnp6/jgII8YnI+PC9kaXY+
本课配套习题挑战模式4/5
圆柱形容器底面积是50cm2中装有适量的水,将一只装有配重的薄壁长烧杯放入圆柱形容器的水中,烧杯静止时容器中水的深度H1为20cm,如图甲所示。将金属块A吊在烧杯底部,烧杯静止时容器中水的深度H2为35cm,如图乙所示。则金属块A的质量是()。
A: 0.75kg |
B: 1kg |
C: 1.5kg |
D: 1.58 kg |
- 提示1:PHA+6YCa6L+H5ray6Z2i5Y+Y5YyW5Y+v5Lul5rGC5Ye6VjxzdWI+5o6SPC9zdWI+5Y+Y5YyWPGJyPjwvcD4=
- 提示2:PHA+6YCa6L+HVjxzdWI+5o6SPC9zdWI+5Y+Y5YyW5Y+v5Lul5rGC5Ye654mp5L2T5rWu5Yqb5Y+Y5YyWPC9wPg==
- 提示3:PHA+6YCa6L+H5rWu5Yqb5Y+Y5YyW5Y+v5Lul54mp5L2T6YeN5YqbPC9wPg==
- 答案:QQ==
PGRpdj48aW1nIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvOTMvckJBQ0ZGTU1aLUtCamtDLUFBQUtLRjZDTkhnMzk4LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8wMC85My9yQkFDRkZNTVotS0Jqa0MtQUFBS0tGNkNOSGczOTgucG5nIiBoZWlnaHQ9IjI5IiB3aWR0aD0iNTEzIj48L2Rpdj4=
本课配套习题挑战模式5/5
圆柱形容器中装有适量的水,将一只装有配重的薄壁长烧杯放入圆柱形容器的水中,将金属块A吊在烧杯底部,烧杯静止时露出水面的高度h1为5cm,如图甲所示。将金属块A放在烧杯中,烧杯静止时露出水面的高度h2为1cm,如图乙所示。已知烧杯底面积的20cm2。则金属块A的体积是()
A: 20cm3 |
B: 40cm3 |
C: 80cm3 |
D: 100cm3 |
- 提示1:PHA+5Lik5qyh5rWu5Yqb55u4562JVjxzdWI+5o6SPC9zdWI+55u4562J44CCPGJyPjwvcD4=
- 提示2:PHA+5Lik5qyh6JaE5aOB6ZW/54On5p2v5rW45rKh5L2T56ev5beu5piv54mp5L2T55qE5L2T56evPC9wPg==
- 提示3:PHA+6L+Y5oOz5o+Q56S677yf5rKh5o+Q56S65LqG77yBPC9wPg==
- 答案:Qw==
PGRpdj48aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjMvODIvckJBQ0UxTU1aLWJqWExxeUFBQUhKbkhDXzJ3ODYxLnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8yMy84Mi9yQkFDRTFNTVotYmpYTHF5QUFBSEpuSENfMnc4NjEucG5nIiBoZWlnaHQ9IjMwIiB3aWR0aD0iMzkzIj48L2Rpdj4=