group of atoms in a magnetic material in which the magnetic poles of the atoms are aligned in the same direction

the interaction between electric charges and magnets

a cylindrical coil of wire, used to produce a magnetic field when an electrical current passes through the wire

temporary magnet created when there is a current in a wire coil

a device that uses an electromagnet to measure electric current

device that converts electrical energy to mechanical energy by using magnetic forces between an electromagnet and a permanent magnet to make a shaft rotate

process by which electric current is produced in a wire loop by a changing magnetic field

device that uses electromagnetic induction to convert mechanical energy to electrical energy

large wheel that rotates when pushed by steam, wind or water and provides mechanical energy to a generator

electric current that flows in only one direction

electric current that reverses its direction of flow in a regular pattern

device that uses electromagnetic induction to increase or decrease the voltage of an alternating current