A cylinder has inner and outer radii of 4 cm and 8 cm, respectively, and a mass of 6 kg. If the cylinder's frequency of counterclockwise rotation about its center changes from 7 Hz to 8 Hz, by how much does its angular momentum change?
2 Answers
Mar 27, 2017
The change in angular momentum is
Explanation:
The angular momentum is
where
Mass,
For a cylinder,
So,
The change in angular momentum is
The change in angular velocity is
The change in angular momentum is
Mar 27, 2017
Explanation:
Angular momentum formula: