torsional oscillation period calculator

length l: m
moment of inertia i0: kgm2
torsional stiffness kt: Nm2
period t: t

formula:

t = 2*pi*sqrt( l I0 / kt)

pi = 3.14

t = period [s]

l = spring length [m]

I0 = moment of inertia [kgm2]

kt = torsional stiffness [nm2]