When Thomas met Foucault

  • Thanu Padmanabhan
Part of the Lecture Notes in Physics book series (LNP, volume 895)


The Pantheon in Paris was used by Leon Foucault on 31 March 1851, under the reign of Louis-Napoleon Bonaparte, the first titular president of the French republic, to give an impressive demonstration. Using a pendulum (with a 67 meter wire and a 28 kg pendulum bob), he could demonstrate the rotation of the Earth in a tell-tale manner.


Velocity Space Circular Orbit Closed Curve Great Circle Parallel Transport 
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Copyright information

© Springer International Publishing Switzerland 2015

Authors and Affiliations

  • Thanu Padmanabhan
    • 1
  1. 1.Inter-University Centre for Astronomy and AstrophysicsPuneIndia

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