[问答题]
A nonrotating cylindr/toz.1p5j (b vv;qaah icae3mr-( +m, 4zug jywo2atc3b ol disk of moment of inertia I is dropped onto an identicalbj3u,a t3wygmc o 4rze(2+o-m disk rotating at angular speed $\omega$ Assuming no external torques, what is the final common angular speed of the two disks?