Thursday, May 3, 2012

Perpetual motion machine?

Perpetual Motion Magnets Toys on energy reviews:
Question by BlackBelt2025: Perpetual motion machine?
First of all, I know that friction resistance makes the following apparatus not perpetual motion. But I need to make it as close as possible to perpetual for a physics project.

So here's what I have:

A 6" cart has a hole in the middle of it lengthwise. There is a coil of copper wire going around that hole. The cart is suspended by magnets on a circular track that has been heavily

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