Date: Wed Mar 4 14:54:48 2009

Author: Paul Nord

Subject: Re: superconductivity videos

Post:

Scott,

The magnetic field is "pinned" inside the superconductor. This
creates both attractive and repulsive forces depending on distance.

There's a minimum energy configuration at a specific distance.

Paul


On Mar 4, 2009, at 1:14 PM, Scott Thomas wrote:

> Ok, what the heck is going on here?!?!? Did it not surprise anyone
> else that the superconducing shuttle stayed on that track even when
> the track was turned upside down? Do you think the shuttle would
> stay on the track if the currents were induced on another track and
> then it was moved onto that track, or would they have to be
> generated while on the track? Also, wouldn't the angular
> acceleration slow the train down around the curved ends of the
> tracks? I may go back and retake some classes. I might even pay
> attention this time!
>