Definition that contains permanent magnet
- flux the lines of force surrounding a permanent magnet or a moving charged particle
- lodestone a permanent magnet consisting of magnetite that possess polarity and has the power to attract as well as to be attracted magnetically
- loadstone a permanent magnet consisting of magnetite that possess polarity and has the power to attract as well as to be attracted magnetically
- magnetic field the lines of force surrounding a permanent magnet or a moving charged particle
- magnetic flux the lines of force surrounding a permanent magnet or a moving charged particle
- stud finder a small permanent magnet in a metal container; when the magnet clicks against the container it indicates that the magnet is directly over an iron nail that holds the wallboard to a stud
- alnico trade name for an alloy used to make high-energy permanent magnets; contains aluminum and iron and nickel plus cobalt or copper or titanium