Torque and Angular Momentum
by Mary Lager
1. Rotational Kinematic Energy
1.1. =1/2Iw^2
2. Rotational Inertia
2.1. kg*m^2
2.2. pg 258 equations
3. Torque
3.1. =rFsin
3.2. Lever Arms
3.2.1. the distance r
3.2.2. moment arm
3.3. Center of Gravity
4. Work done by Torque
4.1. torque times the angular displacement
5. Equilibrium
5.1. Human Body
5.1.1. different examples
5.2. Conditions
5.2.1. Sum of F=0
5.2.2. Sum of torques=o
5.3. PRoblem-Solving
6. Newton's Second Law
6.1. the sum of torques=Interia*angular acceration
7. Motion of Rolling Objects
7.1. some equations on pg 281
8. Angular Momentum
8.1. L=Interia*angular velocity
8.2. Comservation of angular momentum
8.2.1. initial L=final L