[问答题]
A uniform rod of mas
- +-c)/oh+lhepski ;ei7lo7asvew6 d s M and leng
n bv /4ifvn3fed(-rc-th L can pivot freely (i.e., we ignore friction) about a hinge attached to a wall, as in Fig. 8–54. The rod is held horizontally and then released. At the moment of release, determine (a) the angular acceleration of the rod, and (b) the linear acceleratio
v-b rn cd/inv(34fe -fn of the tip of the rod. Assume that the force of gravity acts at the center of mass of the rod, as shown. [Hint: See Fig. 8–21g.]

