2018-08-02 Update: Make a small motor in 10 minutes
This small motor is very simple. It consists of a battery, a magnet, and a coil that you make it by yourself.Step 1: Materials you need:One battery holderOne batterya magnetSome enameled wiresSome slightly harder wiresStep 2: Make a coilIn order to make this coil more round and more beautiful, we can wrap it around a cylinder, such as a ballpoint pen, or a AAA battery. As for the diameter of the coil, the requirements are not strict, but it is related to the thickness of the wire. The thin line ...
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