You can build a magnetic motor by utilizing a cylinder on a rotor and several magnets. By capitalizing on the repellent forces of magnetic poles, it is possible to create a machine in constant motion with the capabilitie... More » Science Physics Magnetism

To make an electric motor generator, attach a power source, such as a small gasoline engine, to the shaft of a permanent magnet electric motor. Determine whether an electric motor is a permanent magnet electric motor by ... More » Home & Garden Home Maintenance Electrical

Building a magnetic generator involves inserting a nail through the centers of two cardboard circles so the circles are 1.5 inches apart, insulating the nail between the circles, winding an insulated copper wire on the i... More » Science Physics Magnetism
similar articles

In addition to the simple magnets on the refrigerator that hold up photos, coupons or shopping lists, magnets (often electromagnets) are also found in virtually any electric device or appliance with a motor, transformer,... More » Science Physics Magnetism

Magnets have a north and south pole, and bringing two like poles together repels magnets while unlike poles attract each other. The distance in which two magnets begin to repel or attract each other is determined by the ... More » Science Physics Magnetism

To demagnetize a magnet, cause disorder to the unit magnets within the magnetic material. Strike the magnet first with a hammer, heat it strongly, and then subject it to AC current to eliminate magnetic ability completel... More » Science Physics Magnetism

Many magnets by CMS Magnetics are given four or more stars out of five on CMS Magnetics offers a variety of sizes, strengths and shapes of magnets, including blocks, discs, cylinders, cubes and speciality mag... More » Science Physics Magnetism