[
Date Prev][
Date Next] [
Thread Prev][
Thread Next]
[
Date Index][
Thread Index][
Author Index]
Re: Pendulum LOOP
do you have a functional link?
Thanks,
Kevin
On Wed, Sep 28, 2011 at 3:17 PM, Rick Walker <looppool@cruzio.com> wrote:
> Beautiful visual loop showing visual pattern consonance and dissonance
>
>
> TinyURL.com/pendulumLOOP
>
>
> What it shows: Fifteen uncoupled simple pendulums of monotonically
> increasing lengths dance together to produce visual traveling waves,
> standing waves, beating, and random motion. One might call this kinetic
> art
> and the choreography of the dance of the pendulums is stunning! Aliasing
> and
> quantum revival can also be shown.
>
> How it works: The period of one complete cycle of the dance is 60
> seconds.
> The length of the longest pendulum has been adjusted so that it executes
> 51
> oscillations in this 60 second period. The length of each successive
> shorter
> pendulum is carefully adjusted so that it executes one additional
> oscillation in this period. Thus, the 15th pendulum (shortest) undergoes
> 65
> oscillations. When all 15 pendulums are started together, they quickly
> fall
> out of sync—their relative phases continuously change because of their
> different periods of oscillation. However, after 60 seconds they will all
> have executed an integral number of oscillations and be back in sync
> again
> at that instant, ready to repeat the dance.
>
> Setting it up: The pendulum waves are best viewed from above or down the
> length of the apparatus. Video projection is a must for a large lecture
> hall
> audience. You can play the video below to see the apparatus in action.
> One
> instance of interest to note is at 30 seconds (halfway through the
> cycle),
> when half of the pendulums are at one amplitude maximum and the other
> half
> are at the opposite amplitude maximum.
>
>
--
Till now you seriously considered yourself to be the body and to have a
form. That is the primal ignorance which is the root cause of all trouble.
- Ramana Maharshi (1879-1950)
Sound and Vision: http://www.minds-eye.org
Video http://www.vimeo.com/user877640/videos