Physics 101 Introduction to Mechanics 

April 29 SHO & Pendulums  



Here,
we rely on the fact that sinq
=q
How true is this approximation? Compare
the two sides for 5°, 10°, 20°
Recall the equation of motion for a mass on an ideal spring:
It is easy to see how this derivation can
be extended to any swinging shape. We simply need the correct I and the
correct torque.


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