DIY a super simple electric high -speed train
Naked copper thread 20 (not lacquer cable).
Two 15mmx 10mm m magnets
Step 1: Wind by the coil
Handmade is too slow, find a PVC tube, hit a small hole, and fix the copper thread.Then one end of the PVC tube is connected to a flashlight drill, which slows down and let it turn it by itself. This is much faster.
Step 2: Production
This step is simple.Just put the magnet on both ends of the electromagnetic
Magnets are all Antarctic or North Polar Domains
Step 3: You can try it
Put the battery in the coil and it will run away
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