The Foucault Pendulum, installed for the first time in 1851, is more than just a simple swinging object. It is a profound demonstration of Earth's rotation & its movement through space.Originally ...

If your pendulum was drawing lines in sand, like Foucault's, n would be the intersection angle between the first line and a line drawn 24 hours later (actually, it's 23 hours, 56 minutes and 4.1 ...

[Stephen Hobley] has been experimenting with an electromagnetic pendulum in order to build himself a clock. Through the course of his experiments, he has learned quite a bit about how pendulums fun… ...

Pendulum Example - Lagrangian The first step in using the Lagrangian is to choose a coordinate that can represent the situation. In this case, it can only move one way, so theta will work.