Footnote †: Unstable Equilibrium

This video is a footnote for the video about the ring around the earth: https://www.youtube.com/watch?v=4xSPlQUejd8 Essentially, a ring around the earth is in unstable equilibrium, so it would stay put, but then fall one way or the other as soon as any asymmetry (even thermal or quantum fluctuations) developed. MinutePhysics is on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/minutephysics And twitter - @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute! Created by Henry Reich

ที่มา : https://www.youtube.com/watch?v=plUboQZgkng

MinutePhysics

Simply put: cool physics and other sweet science. Created by Henry Reich

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