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MIT 8.01 Physics I Classical Mechanics, Fall 1999 7 Online
OpenStudy (anonymous):

In 21st lecture(Torque) ,What is the answer of that last question?How a object which was spinning in one direction stops, and then spin in the other direction?

OpenStudy (festinger):

When it stops to reverse direction, you should observe that it is wobbling. This wobbling contains energy! http://en.wikipedia.org/wiki/Rattleback

OpenStudy (anonymous):

Thanks

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