Columbia University Physics Lecture Demonstrations


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Mechanics
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1Q40.22 Rotating Hoberman Sphere

[Setup Time: 5 Min.] [Current Condition: Good]

Info

Swivel is connected to a Hoberman Sphere mobile. Spin the mobile and pull the string. The sphere will spin faster when it collapses.

Parts List

Hoberman Sphere by backwall

Relevant Simulation

Demo Example:

Other Information

Rotating Hoberman Sphere

Real-Life Examples

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More Advanced Reading

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