物A重100kN,物B重25kN,A物与地面的静摩擦因数为0.2,滑轮处摩擦不计。则物体A与地面间的摩擦力为__________。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201812/0aec5c6cb2854709bd40d0ef73e5d95f.png
举一反三
- 物A重100kN,物B重25kN,A物与地面的静摩擦因数为0.2,滑轮处摩擦不计。则物体A与地面间的摩擦力为__________。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201812/0aec5c6cb2854709bd40d0ef73e5d95f.png
- 物A重100kN,物B重25kN,A物与地面的静摩擦因数为0.2,滑轮处摩擦不计。则物体A与地面间的摩擦力为_____kN。[img=1044x916]1803389d31d7325.png[/img]
- 物A重100kN,物B重25kN,A物与地面的静摩擦因数为0.2,滑轮处摩擦不计。则物体A与地面间的摩擦力为__________
- 已知A重100kN,B重25kN,A物与地面间静摩擦因数为0.2,滑轮处摩擦不计...b83fafcd9b4dc5f7.png
- 物A重100KN,物B重25KN,A物与地面的摩擦系数为0.2,滑轮处摩擦不计。则物体A与地面间的摩擦力为( )