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改进恒力矩法测定刚体转动惯量

Daxiao YANG,Jiawei ZHANG,Yaohui YANG,Xuewen CHEN,Xue YAO,Renbing TAN

Journal of Chongqing University of Science and Technology(Natural Sciences Edition)（2017）

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Abstract
针对大学物理专业课中刚体转动惯量的测定问题进行研究.选择合适的砝码及塔轮半径组合,让系统进行一次减速运动和一次加速运动,以测量刚体转动惯量.采用改进恒力矩的测定方法,实验阻力矩随角速度变化对实验结果的影响程度减小,测量结果准确性得到提高,误差减小.
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Key words
resisting moment,rigid body,moment of inertia,constant torque
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