[问答题]
A nonrotating cylindrical di6o pq3m-a+ f;0liytivsk of moment of inertia I is dros7wp8 ifwe4ltjw cj *t3o w40 ,a8: htno-tpw5pped onto an identical disk rot ict:s o 8jjtof305hap - 7w8,wltnww*tep4w 4ating at angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?