楼主: xxtrumpf
|
转矩问题 |
| ||
点评
半径100,F1=10N,半径50,F2=20N。这样杆子才能平衡。所以说,共轴的圆盘力矩一样。对不?
| ||
| ||
| ||
| ||
| ||
点评
如果踩的力气不变,换来换去,你觉得自行车会跑的快还是跑的慢?
| ||
| ||
| ||
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-13 23:29 , Processed in 0.058962 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.