Homemade Electromagnet

All magnets have a pole either a positive or negative.

Homemade electromagnet. A battery square ones work well paperclips a nail but i used a solid metal bar a copper wire. Put your fingers on the wire 20 inches from the end. Wrap the wire completely around the nail but try not to overlap it on itself. For this project we will need an electrical pump.

Wrap the wire around the top of the steel spike starting where your fingers are on the wire. Remove about 1 inch 3 centimeters. What you will need. Make smooth even coils all the way to the bottom of the spike.

Make sure there is another 8 inches 20 centimeters of wire loose at the other end of the nail after you re finished. How to make a simple small and strong electromagnet step 1. With iron or steel ferromagnetic materials it attracts with a really great strength. A ac to dc converter.

Here s what to do. The wire turns are often wound around a magnetic core made from a ferromagnetic or. How to make an electromagnet step 1. You can make a powerful dc electromagnet 80 times stronger than the ones made in a classroom quickly cheaply and easily.

How to make a big and powerful electromagnet with the primary of the transformer of a microwave oven. When an electric current flows in a wire it creates a magnetic field around the wire. With non ferrous metals like aluminum and copper it repels them due to eddy currents. A pump is a device that moves fluids.

Battery can get hot. Leave approximately 8 inches 20 centimeters of. And a lot of time. All u need to do is take the 20 gauge.

Attach the wire to the battery. Wrap the copper wire around the nail starting at the head of the nail. Wrap the wire in a single direction going around the piece of iron. This effect can be used to make an electromagnet.

A simple electromagnet comprises a length of wire turned. Now once u have finished coiling the. This is the most toughest boring and time taking step of all.