Question:
QA thin uniform circular disc of mass M and radius R is
Last updated: 6/9/2023
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QA 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 its plane with an angular velocity w Another disc of same thickness and radius but of 1 mass M is placed gently on the first 8 disc co axially The angular velocity of the system is now