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A circular disc is rotating with respect to centre of mass with constant angular velocity.What is its angular momentum about a point on its circumference?

A circular disc is rotating with respect to centre of mass with constant angular velocity.What is its angular momentum about a point on its circumference?

Grade:12

1 Answers

Norman Manchu
151 Points
6 years ago
I1w1=I2w2(conservation of angular momentum)Mr^2|2xw=3Mr^2|2xw`thus w`=w|3Thus L=Iw=(3mr^2|2)x(w|3)Thus L=mr^2w|2

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