Assignment:
A uniform rod of mass M = 5.18 kg and length L = 1.20 m can pivot freely (i.e., we ignore friction) about a hinge attached to a wall, as seen in the figure below.
![2248_Angular acceleration of rod.jpg](https://secure.tutorsglobe.com/CMSImages/2248_Angular acceleration of rod.jpg)
The rod is held horizontally and then released. Determine the angular acceleration of the rod at the moment of release.