Sagot :
Answer:
In 1820, Oersted discovered by accident that electric current creates a magnetic field. Prior to that, scientists thought that electricity and magnetism were unrelated. Oersted also used a compass to find the direction of the magnetic field around a wire carrying current.
HOPE IT HELPS. ^ω^
Answer:
Oersted
In 1820, Oersted discovered by accident that electric current creates a magnetic field. Prior to that, scientists thought that electricity and magnetism were unrelated. Oersted also used a compass to find the direction of the magnetic field around a wire carrying current.