Difference between revisions of "Briefcase with flywheel inside"
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Revision as of 17:16, 24 July 2015
Back to 1Q - Rotational Dynamics
PIRA index: 1Q50.40
Description
A spinning disc hidden inside a briefcase is spun rapidly. The briefcase is then rotated slowly to show how it responds to the angular momentum of the disc. The disc is also known as a flywheel.
Equipment
- briefcase
- cordless drill with drill bit
Instructions
Use the drill to rapidly rotate the flywheel hidden inside the briefcase. Hand the briefcase to a student and have the student rotate it back and forth and demonstrate its dependence on angular momentum.
Keywords
flywheel, briefcase, drill
Images & Movies
Figure1
Figure2
