- field electromagnet
- электромагнит системы возбуждения
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Electromagnet — An electromagnet is a type of magnet in which the magnetic field is produced by the flow of electric current. The magnetic field disappears when the current is turned off. Electromagnets are widely used as components of other electrical devices,… … Wikipedia
electromagnet — /i lek troh mag nit/, n. a device consisting of an iron or steel core that is magnetized by electric current in a coil that surrounds it. [1815 25; ELECTRO + MAGNET] * * * Device consisting of a core of magnetic material such as iron, surrounded… … Universalium
Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For … Wikipedia
Bitter electromagnet — A Bitter electromagnet or Bitter solenoid is a type of electromagnet made of circular metal plates and insulating spacers stacked in a helical configuration, rather than coils of wire. This design was invented and built in 1933 by American… … Wikipedia
magnetic field — The area encompassed by the magnetic lines of force surrounding either a bar magnet or electromagnet. The flow of magnetic force between the opposite poles of a magnet. Also see field primary magnetic field … Dictionary of automotive terms
Speaker wire — is used to make the electrical connection between loudspeakers and audio amplifiers. Modern speaker wire consists of two electrical conductors individually insulated by plastic. The two wires are electrically identical, but are marked (e.g. by a… … Wikipedia
Magnet — This article is about objects and devices that produce magnetic fields. For a description of magnetic materials, see magnetism. For other uses, see Magnet (disambiguation) … Wikipedia
History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… … Wikipedia
Faraday's law of induction — For the relationship between a time varying magnetic field and an induced electric field, see Maxwell s equations. Electromagnetism … Wikipedia
Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… … Wikipedia
Magnetic levitation — This article is about magnetic levitation. For trains based on this effect, see Maglev. For the Ruby interpreter, see MagLev (Ruby interpreter). Levitating pyrolytic carbon Magnetic levitation, maglev, or magnetic suspension is a method by which… … Wikipedia