图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮心C;[img=608x716]18034db63861c2f.jpg[/img]
A: FgC = maC ; MgC = [img=9x43]18034db641af72b.png[/img]mraC
B: FgC =[img=9x43]18034db641af72b.png[/img] maC ; MgC = [img=9x43]18034db641af72b.png[/img]mraC
C: FgC =[img=9x43]18034db641af72b.png[/img] maC ; MgC = mraC
D: FgC =maC ; MgC = mraC
A: FgC = maC ; MgC = [img=9x43]18034db641af72b.png[/img]mraC
B: FgC =[img=9x43]18034db641af72b.png[/img] maC ; MgC = [img=9x43]18034db641af72b.png[/img]mraC
C: FgC =[img=9x43]18034db641af72b.png[/img] maC ; MgC = mraC
D: FgC =maC ; MgC = mraC
举一反三
- 图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮心C;[img=608x716]18034db87d59100.jpg[/img] A: FgC = maC; MgC = [img=9x43]18034db88669d5d.png[/img]mraC B: FgC=[img=9x43]18034db88669d5d.png[/img] maC; MgC=[img=9x43]18034db88669d5d.png[/img]mraC C: FgC=[img=9x43]18034db88669d5d.png[/img]maC; MgC=mraC D: FgC=maC; MgC=mraC
- 图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮心C;[img=608x716]18032c3170c723d.jpg[/img] A: FgC = maC ; MgC = [img=9x43]18032c3179a1321.png[/img]mraC B: FgC =[img=9x43]18032c3179a1321.png[/img] maC ; MgC = [img=9x43]18032c3179a1321.png[/img]mraC C: FgC =[img=9x43]18032c3179a1321.png[/img] maC ; MgC = mraC D: FgC =maC ; MgC = mraC
- 图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮上与地面接触的点O。[img=608x716]18034db648d03e5.jpg[/img] A: FgO = maC; MgO =[img=9x43]18034db6515b4df.png[/img]mraC B: FgO = [img=9x43]18034db6515b4df.png[/img]maC; MgO =[img=9x43]18034db6515b4df.png[/img]mraC C: FgO =[img=9x43]18034db6515b4df.png[/img] maC; MgO =mraC D: FgO = maC; MgO =mraC
- 图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮上与地面接触的点O。[img=608x716]18032c31832c40a.jpg[/img] A: FgO = maC; MgO =[img=9x43]18032c318c54a71.png[/img]mraC B: FgO = [img=9x43]18032c318c54a71.png[/img]maC; MgO =[img=9x43]18032c318c54a71.png[/img]mraC C: FgO =[img=9x43]18032c318c54a71.png[/img] maC; MgO =mraC D: FgO = maC; MgO =mraC
- 图示匀质圆轮沿水平直线作纯滚动。已知:轮半径为r,质量为m,轮心的加速度为aC。试求惯性力系的简化结果: 向轮上与地面接触的点O。[img=608x716]18034db899350d3.jpg[/img] A: FgO = maC; MgO=[img=9x43]18034db8a1d5d55.png[/img]mraC B: FgO= [img=9x43]18034db8a1d5d55.png[/img]maC; MgO=[img=9x43]18034db8a1d5d55.png[/img]mraC C: FgO=[img=9x43]18034db8a1d5d55.png[/img] maC; MgO=mraC D: FgO= maC; MgO=mraC