direction of magnetizing

См. также в других словарях:

• magnet — /mag nit/, n. 1. a body, as a piece of iron or steel, that possesses the property of attracting certain substances, as iron. 2. a lodestone. 3. a thing or person that attracts: The park was a magnet for pickpockets and muggers. [1400 50; late ME… …   Universalium

• hysteresis — hysteretic /his teuh ret ik/, hysteresial /his teuh ree see euhl/, adj. hysteretically, adv. /his teuh ree sis/, n. Physics. 1. the lag in response exhibited by a body in reacting to changes in the forces, esp. magnetic forces, affecting it. Cf.… …   Universalium

• Magnetic-particle inspection — (MPI) is a non destructive testing (NDT) process for detecting surface and subsurface discontinuities in ferroelectric materials such as iron, nickel, cobalt, and some of their alloys. The process puts a magnetic field into the part. The piece… …   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

• Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …   Wikipedia

• magnetic permeability — permeability (def. 2). * * * Relative increase or decrease in the magnetic field inside a material compared with the magnetic field in which the material is located. In empty space the magnetic permeability is 1, because there is no matter to… …   Universalium

• Doubly fed electric machine — Doubly fed electric machines are electric motors or electric generators that have windings on both stationary and rotating parts, where both windings transfer significant power between shaft and electrical system. Doubly fed machines are useful… …   Wikipedia

• electric motor — motor (def. 4). [1885 90] * * * Introduction       any of a class of devices that convert electrical energy to mechanical energy, usually by employing electromagnetic phenomena.       Most electric motors develop their mechanical torque by the… …   Universalium

• Magnetism — This article is about magnetic materials. For information about objects and devices that produce a magnetic field, see magnet. For fields that magnets and currents produce, see magnetic field. For other uses, see magnetism (disambiguation).… …   Wikipedia

• Maxwell's equations — For thermodynamic relations, see Maxwell relations. Electromagnetism …   Wikipedia

• 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