1Q40.40 Rotating Train on Turntable

Use train on turntable to illustrate conservation of angular momentum. Train goes one way, turntable rotates in opposite direction. Bring up to speed slowly. Similar to helicopter demonstration.

Picture: Not Yet Available 

Setup Requirements: Advance notice needed to put device on blue cart and put cars on track to take into class. Train cars are kept on shelf. Test out in Demo Room before using in class.

Equations: Conservation of angular momentum

Safety Issues: AC voltage present