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How to make an electric magnet
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Then turn the coil around the nail but before turning the coil cover the nail with a peace of paper.Then attach every thing according to the following circuit.finally give the power and close it to the metal dust then you can see they stick to the nail..# Now you know how to make an electric magnet
# As your second project make an electric bell
How to make an electric magnet
]Then turn the coil around the nail but before turning the coil cover the nail with a peace of paper.Then attach every thing according to the following circuit.finally give the power and close it to the metal dust then you can see they stick to the nail..# Now you know how to make an electric magnet
# As your second project make an electric bell