[问答题]
A nonrotating cylindricaloxdx;am mf mu3s,l*0h7xe qz6-o7 e0i dis7u+,7 vo czkujb w:*kik of moment of inertia I is dropped onto an identical d i v:+c77wzukkboj*,uisk rotating at angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?