物理学 4-4力矩的功刚体绕定轴转动的动能定理 第五版 w= Mde=Jo2-)Jo 刚体绕定轴转动的动能定理:合外力矩对绕定轴转 动的刚体所作的功等于刚体转动动能的增量 The theorem of kinetic energy of a rigid body rotating abouta fixed axis: The work done on a rigid body rotating about a fixed axis by the combined external torque is equal to the increment of the rotational kinetic energy of the rigid body. 第四章刚体的转动 4/124-4 力矩的功 刚体绕定轴转动的动能定理 第四章 刚体的转动 物理学 第五版 4/12 2 1 2 2 2 1 2 1 d 2 1      W = M = J − J  刚体绕定轴转动的动能定理:合外力矩对绕定轴转 动的刚体所作的功等于刚体转动动能的增量 The theorem of kinetic energy of a rigid body rotating abouta fixed axis: The work done on a rigid body rotating about a fixed axis by the combined external torque is equal to the increment of the rotational kinetic energy of the rigid body