题目内容
将两物体平放在水平桌面上,设两物体的重力之比为1:3,两物体与桌面接触面积之比为3:1,则两物体对桌面的压强之比等于______.
两物体对桌面的压强之比等于
=
=
×
=
×
=
×
=
;
故答案为:1;9.
| P1 |
| P2 |
| ||
|
| F1 |
| F2 |
| S2 |
| S1 |
| G1 |
| G2 |
| S2 |
| S1 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 9 |
故答案为:1;9.
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