How to Make Electromagnets

What is the first step in creating an electromagnet at home?

• Test the magnet on objects

• Remove the insulation from the wire

• Wind the copper wire on the bolt

• Connect the power source

What should be used to remove the insulation from the wire?

• Pliers

• Knife

• Sandpaper

• Scissors

Which power source is used in the video to power the electromagnet?

• Solar Panel

• AA Battery

• 9V Battery

• 3.7V Li-ion Cell

How can the strength of the electromagnet be adjusted?

• By changing the type of bolt

• By altering the number of wire turns

• By painting the bolt

• By using different types of wire

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• Delete the video

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