Question:
A thin uniform circular disc of mass M and radius R is
Last updated: 6/14/2023
![A thin uniform circular disc of mass M and radius R is](https://media.kunduz.com/media/sug-question-candidate/20211031100357599260-2607679.jpg?h=512)
A thin uniform circular disc of mass M and radius R is rotating in a horizontal plane about an axis passing through its centre and perpendicular to the plane with angular velocity w Another disc of same mass but half the radius is gently placed over it coaxially The angular speed of the composite disc will be