Magnet – is a product or item that creates a magnetic field strength. This magnetic field strength is unseen however is responsible for the most notable residential property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, and entices or wards off various other magnets. A long-term magnet is a things made from a product that is allured and develops its own persistent electromagnetic field. An everyday instance is a fridge magnet utilized to hold notes on a fridge door. Materials that can be allured, which are likewise the ones that are strongly brought in to a magnet, are called ferromagnetic (or ferrimagnetic). These consist of iron, nickel, cobalt, some alloys of rare earth steels, and also some naturally happening minerals such as lodestone. Although ferromagnetic (and ferrimagnetic) materials are the only ones attracted to a magnet strongly enough to be generally taken into consideration magnetic, all various other elements react weakly to a magnetic field, by among numerous other types of magnetism.