An electric transformer is a device that uses electromagnetic induction to change the voltage of an electric current.
(An electric transformer; is; a device that uses electromagnetic induction to change the voltage of an electric current) (a device; uses; electromagnetic induction; to change the voltage of an electric current)
An electric transformer a device
is uses
a device that uses electromagnetic induction to change the voltage of an electric current
electromagnetic induction to change the voltage of an electric current