[问答题]
A nonrotating cylindrical disk of moment of inertiaqh3 b qd,4,a8w8nr7 7x dk(a8ffjqmcd I is dropped (knbe ct5g+5 gx 6vyfwws3/qqc) +k2ponto an identical disk rotating ate5f t)3wq2 (/k+gbv 6ypgkcx+q 5cnsw angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?