[问答题]
A nonrotating cylindro; frby490 moip;;kp 4but4p ayze- di osxv.pkd ,*5uc 1s26yical disk of moment of inertia I is dropped onto an identicalpyxou*c,5ds e6 -ziv1dys.k2 disk rotating at angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?