A circular disc is rotating about its own axis at uniform angular velocity omega. The disc is subjected to uniform angular retardation by which its angular velocity is decreased to omega//2 during 120 rotations., The number of rotations further made by it before coming to rest is

A circular disc is rotating about its own axis at uniform angular velo

1.	A circular disc is rotating about its own axis at uniform angular velocity omega. The disc is subjected to uniform angular retardation by which its angular velocity is decreased to omega//2 during 120 rotations., The number of rotations further made by it before coming to rest is
Answer» 120 60 40 20 Answer :C