发布日期 ： 2021-01-28 02:03:48 UTC
分类 ： Classic physics
The calculation formula of the torsional pendulum oscillation period: $$ t = 2×pi×sqrt( l I_ 0 / k _t) $$
In the formula:
Pi = 3.14; t = period [s]; l = spring length [m]; I<sub>0</sub>= moment of inertia [kgm<sup>2</sup>];k<sub> t</ Sub> = torsional stiffness [Nm<sup>2</sup>]