Subjects/Basic Physics/Oscillations and periodic motion/Simple pendulum — angular frequency12. Oscillations and periodic motionSimple pendulum — angular frequencyIn 12. Oscillations and periodic motionFormulaCopy LaTeXω=LgConditionssmall-angle approximation, sinθ≈θ.Related formulasRelatedSimple pendulum — period and frequencyT=2πgLOpen formulaOpen in section