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How to make smallest Electromagnetic Train in a wire coil
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Instructions how to make very small train from AAA battery and magnets, how to make copper wire coil with a simple tool. Main parts you need:
-Neodymium magnets size: 1/2" (13mm) diameter x 1/8" (3mm) thick
-AAA battery
- Ground metal rod 5/8" diameter or 1/2" copper pipe, any length.
-18 or 20 gauge uncoated (bare) copper wire, we used tin plated copper wire,
This was middle school science project.
Теги:
magnetic train smalest train copper coil train copper coiler electromagnet electromagnetic train small train smallest train train model clean energy Toy Train (Product Category) aaa train copper coil make spring how to make spring Train (Transit Vehicle Type) Energy Power Warming Climate Solar Green
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