Contains

• electromagnet

  A temporary magnet made by coiling wire around an iron core; when current flows in...

• permanent magnet

  A magnet that retains its magnetism after being removed from a magnetic field.

• pole

  One of the two ends of a magnet where the magnetism seems to be concentrated.

• magnetic needle

  A slender magnet suspended in a magnetic compass on a mounting with little friction;...

• bar magnet

  A magnet in the form of a bar with magnetic poles at each end.

• core

  A bar of magnetic material (as soft iron) that passes through a coil and serves to increase...

• solenoid

  A coil of wire around an iron core; becomes a magnet when current passes through the c...

• field magnet

  A magnet that provides a magnetic field in a dynamo or electric motor.

• paramagnet

  Magnet made of a substance whose magnetization is proportional to the strength of the...