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Edexcel IAL·Physics·IAL Physics

Simple Harmonic Motion

13 min read

Conditions for SHM, the defining equation, displacement/velocity/acceleration, energy in SHM, and resonance.

Conditions for SHM

An object performs simple harmonic motion when its acceleration is proportional to displacement from equilibrium and directed towards it: a=−ω2xa = -\omega^2 xa=−ω2x The minus sign shows the restoring nature.

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