A solid disk, spinning counter-clockwise, has a mass of #2 kg# and a radius of #7/4 m#. If a point on the edge of the disk is moving at #7/9 m/s# in the direction perpendicular to the disk's radius, what is the disk's angular momentum and velocity?
1 Answer
Nov 11, 2016
The angular momentum is
The angular velocity is
Explanation:
The angular velocity is
Here
therefore
The angular momentum is
Where
For a solid disc
So, the angular momentum is