Solved: Figure 11-46 gives the torque T that acts on an
Chapter 11, Problem 42(choose chapter or problem)
Figure 11-46 gives the torque T that acts on an initially stationary disk that can rotate about its center like a merry-go-round. The scale on the 7 axis is set by 7s = 4.0 N . m. What is the angular momentum of the disk about the rotation axis at times (a) t = 7.0 s and (b) t = 20 s?
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