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The title text notes that if your chair spins too easily, you can actually hurt other people's productivity by spinning competitively. | The title text notes that if your chair spins too easily, you can actually hurt other people's productivity by spinning competitively. | ||
β | In {{w|classical mechanics}} the {{w|angular momentum}} (see [[162 | + | In {{w|classical mechanics}} the {{w|angular momentum}} (see [[162]]) can be transferred to other objects when a rotating object does not have any friction and is rotating very fast. For example, when a {{w|reaction wheel}} inside a spacecraft changes its speed, it turns the entire satellite around. None of this is intuitive, as shown in this [http://www.youtube.com/watch?v=NeXIV-wMVUk video]. |
==Transcript== | ==Transcript== |