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Seconds pendulum

If you find our videos helpful you can support us by buying something from amazon. https://www.amazon.com/?tag=wiki-audi... Seconds pendulum A seconds pendulum is a pendulum whose period is precisely two seconds; one second for a swing in one direction and one second for the return swing, a frequency of 1/2 Hz.A pendulum is a weight suspended from a pivot so that it can swing freely. =======Image-Copyright-Info======== License: Creative Commons Attribution-Share Alike 3.0 (CC-BY-SA-3.0) LicenseLink: http://creativecommons.org/licenses/b... Author-Info: Original uploader was Quadell at en.wikipedia Later version(s) were uploaded by Evertype at en.wikipedia. Image Source: https://en.wikipedia.org/wiki/File:Gr... =======Image-Copyright-Info======== -Video is targeted to blind users Attribution: Article text available under CC-BY-SA image source in video    • Seconds pendulum