摘要
讨论表明。
It is shown that a torque acting on a pulley is produced by the friction between the pulley and the string passing over it
出处
《贵州师范大学学报(自然科学版)》
CAS
1997年第1期111-112,共2页
Journal of Guizhou Normal University:Natural Sciences
关键词
刚体
定轴转动
摩擦力
滑轮转动
力矩
Rotation of a rigid body about a fixed axis, Torque,Friction