Pendulum
Videos
A pendulum is a mechanical device consisting of a weight suspended from a pivot so that it can swing freely. When a pendulum is displaced sideways from its resting mechanical equilibrium position, it
Replica of Zhang Heng's seismometer. The pendulum is contained inside.
Reconstruction of the Foucault pendulum in the Pantheon. Foucault's pendulum experiment was shown at the Panthéon in Paris in 1851.
Ornamented pendulum in a French Comtoise clock
Invar pendulum in low pressure tank in Riefler regulator clock, used as the US time standard from 1909 to 1929
Double pendulum
Videos
In physics and mathematics, in the area of dynamical systems, a double pendulum, also known as a chaotic pendulum, is a pendulum with another pendulum attached to its end, forming a complex physical s
Pendulum
…known as a Kater pendulum, for improved measurements of the acceleration due to gravity. In physics and mathematics, in the area of dynamical systems, a double pendulum, also known as a chaotic pendulum, is a pendulum with another pendulum attached to its end, forming a simple physical system that exhibits rich dynamic…
Long exposure of double pendulum exhibiting chaotic motion (tracked with an LED)