POV-Ray : Newsgroups : povray.binaries.animations : a newton's cradle : Re: a newton's cradle Server Time
18 Jul 2024 16:23:06 EDT (-0400)
  Re: a newton's cradle  
From: scott
Date: 26 Jun 2004 11:44:07
Message: <40dd99c7$1@news.povray.org>

> In article <40dd92a6$1@news.povray.org>, "scott" <spa### [at] spamcom>
> wrote:
>
> > But you're right, for an "average" sized model (maybe 15cm tall) it
> > should be much faster, let me look up the time period for a
> > pendulum formula...
>
>
> Yep, and remember that the angle between your pendulum and the
> vertical axe is a sinus function of time. I couldn't see if it were
> used here or not. (definitly too slow ;) )

The angle=sine(time) at the moment, but actually that is not physically
correct.

The equation for a pendulum is ang.accel = g * sin(angle), whereas most
people just use ang.accel = g * angle :-)


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