Wolfram Demonstrations Project

The red wheel turns once and the radii of the wheels add to one. Modify the radius of the red wheel to change the speed of the blue wheel.

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Wolfram Blog » Read our views on math, science, and technology.	Computable Document Format » The format that makes Demonstrations (and any information) easy to share and interact with.	STEM Initiative » Programs & resources for educators, schools & students.	Computerbasedmath.org » Join the initiative for modernizing math education.

Idealized Gear Mechanism