This is a simple experiment. The device here is a charger which I use to charge my smartphone. First of all, I charge it fully. Then I connect the...
My system consists of 2 elements. Each element is a cylinder put on an axle. There are two permanent magnets stuck on the cylinder, with their north...
Hi all, Could you look at my model in [MEDIA] with description below and give me feedback of how to improve so that it can spin longer? Thanks
Dear all, I have an amusing experiment with my smart phone charger. That is, after charging it fully, I connect its input and output toghether, and...
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