Nonuniform Density Center of Mass (10:26)
Determine the x-position center of mass of a horizontally oriented rod with a length of 0.65 m and linear mass density of [43 - 21 x^2 ] g/m. This is an AP Physics C: Mechanics topic.
0:33 Three kinds of mass density
1:34 Translating the problem
2:19 Estimating Center of Mass
3:42 Finding Total Mass
7:10 Finding Center of Mass
8:09 Finding Our Mistake