Physical Pendulum

Precise nonlinear simulation (equation without the small-angle approximation)

System parameters

String length (L): 1.00 m
Starting angle (θ₀): 45°
Weight mass (m): 2.0 kg
Celestial body (g):

Analysis and measurements

Theoretical period (small swings)
T = 2π√(L/g)
2.01 s
Measured period (by peaks)
Actual time of one swing
-- s
Current angle (θ): 45.0°
Angular velocity (ω): 0.00 rad/s
Gravitational acceleration (g): 9.81 m/s²