[问答题]
A nonrotating cylindricc6 vn1la dw767e;w /xlzu e-tlal disk of moment of inertiaxvttr 5tqkq06h slr +gd7*u4* I is dropped onto an identicalt+*gukqt64q 07h rx v5r d*stl disk rotating at angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?