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Home > AP Courses and Exams > Course Home Pages > Angular Momentum and Its Conservation

Angular Momentum and Its Conservation

I. Point Particles

Lecture Notes and Tutorials
Angular Momentum
These notes from Frank Wolfs at the University of Rochester contain calculus-level, detailed explanations of background material, annotated diagrams and illustrations, and solved examples.
  Angular Momentum

Simulation
Moving on a Disc
This applet shows the angular velocity about a point on the axis of a circle of a particle moving around a circular path.
  Moving on a Disc

II. Extended Bodies

Demonstrations
Each of the demonstrations includes a picture, description, suggestion of use, equipment needed, and the approximate setup time.

Mass on String -- Orbits with Varying Radius
Orbits with varying radii illustrate angular momentum.
  Mass on String -- Orbits with Varying Radius

Keywhip
Angular momentum is illustrated in a surprising way.
  Keywhip

Rotating Chair and Bicycle Wheel
This shows a classic demo of angular momentum.
  Rotating Chair and Bicycle Wheel

Bicycle Wheel Gyroscope on Rope
This illustrates gyroscopic precession.
  Bicycle Wheel Gyroscope on Rope

Lecture Notes and Tutorials
Moment of Inertia and Angular Momentum
These notes from PhysicsLAB by Catherine H. Colwell contain detailed explanations of background material, annotated diagrams and illustrations, and solved examples.
  Moment of Inertia and Angular Momentum

Angular Momentum of Rotating Rigid Bodies
These notes from Frank Wolfs at the University of Rochester contain calculus-level, detailed explanations of background material, annotated diagrams and illustrations, and solved examples.
  Angular Momentum of Rotating Rigid Bodies

Simulation
Angular Momentum
This shows the angular momentum vector about a point on the axis of a circle of a particle moving around a circular path.
  Angular Momentum

Exploration
The Biomechanics of Skating
This great tutorial features video clips and animations on skating and angular momentum.
  The Biomechanics of Skating


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