In the case of the small angular displacement, the natural frequency of the corresponding undamped linear system is obtained, which is consistent with the experimental observation.
In the case of the small angular displacement, the natural frequency of the corresponding undamped linear system is obtained, which is consistent with the experimental observation.
通过讨论与小角位移无阻尼情形对应的线性无阻尼自由振动微分方程，得到了相应的固有频率，与实验结果一致。