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A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets. A permanent magnet is an object made from a material ...
A neodymium magnet (also known as NdFeB, NIB or Neo magnet) is a permanent magnet made from an alloy of neodymium, iron, and boron to form the Nd 2 Fe 14 B tetragonal crystalline structure. [1] They are the most widely used type of rare-earth magnet. [2] Developed independently in 1984 by General Motors and in 1970s by Sumitomo Special Metals ...
A stack of ferrite magnets, with magnetic household items stuck to it. A ferrite is one of a family of iron oxide -containing magnetic ceramic materials. They are ferrimagnetic, meaning they are attracted by magnetic fields and can be magnetized to become permanent magnets. Unlike many ferromagnetic materials, most ferrites are not electrically ...
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Magnetism is the class of physical attributes that occur through a magnetic field, which allows objects to attract or repel each other. Because both electric currents and magnetic moments of elementary particles give rise to a magnetic field, magnetism is one of two aspects of electromagnetism . The most familiar effects occur in ferromagnetic ...
Use Online Marketplaces. According to McCullough, popular websites like eBay and Facebook Marketplace are excellent for finding deals on back-to-school items. “Parents often sell items their ...
In the U.S. education system, magnet schools are public schools with specialized courses or curricula. Normally, a student will attend an elementary school, and this also determines the middle school and high school they attend unless they move. "Magnet" refers to how magnet schools accept students from different areas, pulling students out of ...
The Union County Magnet High School ( UCMHS) is a magnet public high school located in Scotch Plains on the Union County Vocational Technical Schools Campus, serving the vocational and technical educational needs of students in ninth through twelfth grades throughout Union County, in the U.S. state of New Jersey.
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