• 2022-07-02
    如图所示,质量均匀分布的细圆环,质量为m,半径为R,轴与圆环所在面垂直,且通过圆心,则圆环对该轴的的转动惯量是 ( )。[img=396x274]1803df3f9a98371.jpg[/img]
    A: [img=48x43]1803df3fa2958e2.png[/img]
    B: [img=37x22]1803df3fab713db.png[/img]
    C: [img=46x22]1803df3fb482c1c.png[/img]
    D: [img=46x22]1803df3fbda0487.png[/img]