Example: Mass 1 and mass 2 hang from either side of a frictionless #pulley with #rotationalInertia, I, and radius, R. What is the angular acceleration of the pulley? Use #ConservationOfEnergy Want Lecture Notes? This is an AP Physics 1 Topic.
0:07 The problem
1:01 Conservation of Energy
2:29 The mechanical energies
4:07 Solving the problem
5:57 Using arc length
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