مغناطیس برقی، الکترو مغناطیس.آهنی که بوسیله جریان برق خاصیت مغناطیسی پیدا میکند، آهن ربای الکتریکی.
electromagnet
Từ điển WordNet
n.
a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet
Microsoft Computer Dictionary
n. A device that creates a magnetic field when electric current passes through it. An electromagnet typically contains an iron or steel core with wire wrapped around it. Current is passed through the wire, producing a magnetic field. Electromagnets are used in disk drives to record data onto the disk surface.
