如图所示,一轻绳吊着粗细均匀的棒,棒下端离地面高H,上端套着一个细环.棒和环的质量均为m,相互间最大静摩擦力等于滑动摩擦力kmg (k>1).断开轻绳,棒和环自由下落.假设棒足够长,与地面
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 17:35:24
![如图所示,一轻绳吊着粗细均匀的棒,棒下端离地面高H,上端套着一个细环.棒和环的质量均为m,相互间最大静摩擦力等于滑动摩擦力kmg (k>1).断开轻绳,棒和环自由下落.假设棒足够长,与地面](/uploads/image/z/10000767-39-7.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E4%B8%80%E8%BD%BB%E7%BB%B3%E5%90%8A%E7%9D%80%E7%B2%97%E7%BB%86%E5%9D%87%E5%8C%80%E7%9A%84%E6%A3%92%2C%E6%A3%92%E4%B8%8B%E7%AB%AF%E7%A6%BB%E5%9C%B0%E9%9D%A2%E9%AB%98H%2C%E4%B8%8A%E7%AB%AF%E5%A5%97%E7%9D%80%E4%B8%80%E4%B8%AA%E7%BB%86%E7%8E%AF%EF%BC%8E%E6%A3%92%E5%92%8C%E7%8E%AF%E7%9A%84%E8%B4%A8%E9%87%8F%E5%9D%87%E4%B8%BAm%2C%E7%9B%B8%E4%BA%92%E9%97%B4%E6%9C%80%E5%A4%A7%E9%9D%99%E6%91%A9%E6%93%A6%E5%8A%9B%E7%AD%89%E4%BA%8E%E6%BB%91%E5%8A%A8%E6%91%A9%E6%93%A6%E5%8A%9Bkmg+%28k%3E1%29%EF%BC%8E%E6%96%AD%E5%BC%80%E8%BD%BB%E7%BB%B3%2C%E6%A3%92%E5%92%8C%E7%8E%AF%E8%87%AA%E7%94%B1%E4%B8%8B%E8%90%BD%EF%BC%8E%E5%81%87%E8%AE%BE%E6%A3%92%E8%B6%B3%E5%A4%9F%E9%95%BF%2C%E4%B8%8E%E5%9C%B0%E9%9D%A2)
xTnh~*RD`cd3])ԕt-Ȥ%
ZB@&M2۫L[U#u.H6}6r
>U)}S
k
bjdЮ'Qq[ChY!H;
Y >@"N 3 WgVHMR6}zetڱ{6p/{VAd{ɝXjAaf>!4Sme̋5/iz9{iͣR4qk`k! ODn(͝Ql
22zSZV5-|
(^5֡QѼxK ۷# .T]HsDtÊro,6 :P슮}Uؽc,8`.X%s&