Uploaded November 2018 | Updated September 2026, 4 days ago

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In this video, I show you how to use Lagrangian mechanics to derive the equations of motion of a system consisting of a pendulum hanging from a massive harmonic oscillator.


Superfluid Helium Resonance Experiment video:
youtu.be/unUNQNmuvUQ

Quantum Field Theory Lecture Series:
youtube.com/playlist?list=PLSpklniGdSfSsk7BSZjONcfhRGKNa2uou