Re: [Phys-L] our second, at least, moon

[bernard cleyet <bernard@cleyet.org>]

This is a better link:  


https://www.magicalapparatus.com/carnival-game/tt1k-swinger.html

> On 2020/Feb/29, at 04:02, John Denker via Phys-l <phys-l@mail.phys-l.org> wrote:
>
> This story involves some important basic physics, which the
> popular press hasn't covered very well.

---------------------------------


> Here's a somewhat-practical example that involves some
> of the same principles:  The carnival "swinger game".
>  https://funservicessocal.com/swinger-ball-pin/
>
> The game is essentially unwinnable.  Physics says if
> the ball misses the pin outbound, it will miss again
> inbound.  If there were a lot more friction, or if
> the pivot supporting the pendulum were moving, then
> you would have a chance.
>
>  Tossing the ball (so the supporting chain goes
>  slack) is not allowed.  


bc  thinks:   Wow, so obvious, and he missed it.   (no capture).