** Next:** Problems
**Up:** Rotational Equilibrium and Dynamics
** Previous:** Angular Momentum

- 1.
- Draw a diagram of the entire system, including all forces.
- 2.
- Decide whether the net acceleration (angular and linear) is zero or not. Determine the unknown quantity that you need to find.
- 3.
- Draw force diagrams for each relevant part of the system, choosing and clearly labelling a coordinate system for each diagram.
- 4.
- Write down the torque balance equation for each part of the system.
- 5.
- Write down the force balance equation for each part and resolve it into its coordinates.
- 6.
- Solve the equations for the unknown quantities.

10/9/1997