本课配套习题挑战模式1/5
如图所示,能正确描述固体压强相同时压力大小与受力面积关系的图象是( )
A: |
B: |
C: |
D: |
- 提示1:PHA+5Y6L5by655u45ZCM5pe277yM5Y6L5Yqb5ZKM5Y+X5Yqb6Z2i56ev5oiQ5q2j5q+UPC9wPg==
- 答案:QQ==
PGRpdj5GPXBT77yM5Y6L5by655u45ZCM5pe277yM5Y6L5Yqb5ZKM5Y+X5Yqb6Z2i56ev5oiQ5q2j5q+U77yM5YiZ5Zu+5YOP5qiq57q15Z2Q5qCH5YiG5Yir5Li65Y+X5Yqb6Z2i56ev5ZKM5Y6L5Yqb77yM5Zu+5YOP5Li65LiA5p2h5oiQ5q2j5q+U5L6L5YWz57O755qE55u057q/77yb5omA5Lul6YCJ5oupQemAiemhueOAgjxicj48L2Rpdj4=
本课配套习题挑战模式2/5
如图所示,能正确描述固体压力大小相同时,压强大小与受力面积关系的图象是( )
A: |
B: |
C: |
D: |
- 提示1:PHA+5Zu65L2T5Y6L5Yqb55u45ZCM5pe277yM5Y6L5by65aSn5bCP5ZKM5Y+X5Yqb6Z2i56ev5oiQ5Y+N5q+UPC9wPg==
- 答案:QQ==
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
本课配套习题挑战模式3/5
当物体对水平面压力一定时,物体对水平面的压强随受力面积变化规律的图象如图所示,根据图象得出,压强随受力面积变化的表达式( )
A: |
B: |
C: |
D: |
- 提示1:PHA+6KeC5a+f5Zu+6LGh5piT55+lcOS4jlPkuYvpl7TnmoTmmK/lj43mr5Tkvovlh73mlbDlhbPns7vvvIzmiYDku6Xlj6/ku6Xorr48aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvMEYvckJBQ0ZGTU1MRl9Bc0lYX0FBQUJuQ3o1TUQwODY0LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8wMC8wRi9yQkFDRkZNTUxGX0FzSVhfQUFBQm5DejVNRDA4NjQucG5nIiBoZWlnaHQ9IjUyIiB3aWR0aD0iNDAiPjwvcD4=
- 提示2:PHA+5L6d5o2u5Zu+6LGh5LiK5Lu75oSP5LiA54K555qE5Z2Q5qCHKDVtPHN1cD4yPC9zdXA+77yMMC42PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzIyL0ZEL3JCQUNFMU1NTEZfQjhZTDFBQUFCSUNjenFydzg3Ny5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjIvRkQvckJBQ0UxTU1MRl9COFlMMUFBQUJJQ2N6cXJ3ODc3LnBuZyIgaGVpZ2h0PSIyNiIgd2lkdGg9IjEzIj4xMDxzdXA+Mzwvc3VwPlBhKeWPr+S7peaxguW+l3DkuI5T5LmL6Ze055qE5Ye95pWw5YWz57O75byPPC9wPg==
- 答案:QQ==
PGRpdj48cD7op4Llr5/lm77osaHmmJPnn6Vw5LiOU+S5i+mXtOeahOaYr+WPjeavlOS+i+WHveaVsOWFs+ezu++8jOaJgOS7peWPr+S7peiuviDvvIzkvp3mja7lm77osaHkuIrku7vmhI/kuIDngrnnmoTlnZDmoIcoNW08c3VwPjI8L3N1cD7vvIwwLjYgMTA8c3VwPjM8L3N1cD5QYSnlj6/ku6XmsYLlvpdw5LiOU+S5i+mXtOeahOWHveaVsOWFs+ezu+W8j++8jGs9MzAwME7vvIzljbPlj6/lvpflh7rljovlvLrpmo/lj5flipvpnaLnp6/lj5jljJbnmoTooajovr7lvI8g77yM5YiZ6YCJ5oupQemAiemhueOAgjxicj48L3A+PC9kaXY+
本课配套习题挑战模式4/5
如图所示,是小雨同学在做“探究物体对水平地面压强与压力关系”的实验后绘制的p-F关系图象,由图象可得出这个物体与水平地面的接触面积是( )
A: 0.5m2 |
B: 0.05m2 |
C: 20m2 |
D: 80m2 |
- 提示1:PHA+5rGC5Y+X5Yqb6Z2i56ev5Y+v5qC55o2u5YWs5byPPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzIyL0ZEL3JCQUNFMU1NTEdPeFpLZXRBQUFCdVVUV1VHNDM3MC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjIvRkQvckJBQ0UxTU1MR094WktldEFBQUJ1VVRXVUc0MzcwLnBuZyIgaGVpZ2h0PSI1MiIgd2lkdGg9IjQwIj48L3A+
- 答案:Qg==
PGRpdj48cD7msYLlj5flipvpnaLnp6/lj6/moLnmja7lhazlvI8gJm5ic3A777yM5om+5Yiw5Zu+5YOP5LiK5LiA5Liq54K577yIMU7vvIwyMFBh77yJ77yM5bim5YWl5YWs5byP6K6h566X5b6XUz0wLjA1bTxzdXA+Mjwvc3VwPjwvcD48cD48YnI+PC9wPjwvZGl2Pg==
本课配套习题挑战模式5/5
在压力不变的情况下,某物体承受的压强p(Pa)是它的受力面积S(m2)的反比例函数,其图象如图所示。当S=0.5m2时物体承受的压强p为( )
A: |
B: 200Pa |
C: 800 |
D: 800Pa |
- 提示1:PHA+6KeC5a+f5Zu+6LGh5piT55+lcOS4jlPkuYvpl7TnmoTmmK/lj43mr5Tkvovlh73mlbDlhbPns7s8L3A+
- 提示2:PHA+5L6d5o2u5Zu+6LGh5LiK5Lu75oSP5LiA54K555qE5Z2Q5qCHKDAuMW08c3VwPjI8L3N1cD7vvIw0MDAwUGEp5Y+v5Lul5rGC5b6XcOS4jlPkuYvpl7TnmoTlh73mlbDlhbPns7vlvI88L3A+
- 提示3:PHA+5bCGUz0wLjVtPHN1cD4yPC9zdXA+5Luj5YWl5Ye95pWw5YWz57O75byP77yM5rGC5b6X54mp5L2T5om/5Y+X55qE5Y6L5by6cDwvcD4=
- 答案:RA==
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