How to make an electromagnet

In this video I will show you how to make an electromagnet from one battery in a couple of minutes. Please subscribe to my channel https://www.youtube.com/channel/UC41SImu4ejoPIePBuJDZjVg?sub_confirmation=1

To make an electromagnet, you need a power source (battery), an insulated wire, and a bolt on which we will wind the coil.

Such an electromagnet works well and attracts metal objects.

Thank you my friend.

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Видео How to make an electromagnet канала Crazy Black Tech