which describes hans oersteds work with electricity and magnetism?\nhe discovered electromagnetic induction…

which describes hans oersteds work with electricity and magnetism?\nhe discovered electromagnetic induction after seeing a compass needle deflected by a flowing electric current.\nhe discovered electromagnetism after seeing a compass needle deflected by a flowing electric current.\nhe discovered electromagnetic induction after seeing a changing magnetic field generate an electric current.\nhe discovered electromagnetism after seeing a changing magnetic field generate an electric current.

which describes hans oersteds work with electricity and magnetism?\nhe discovered electromagnetic induction after seeing a compass needle deflected by a flowing electric current.\nhe discovered electromagnetism after seeing a compass needle deflected by a flowing electric current.\nhe discovered electromagnetic induction after seeing a changing magnetic field generate an electric current.\nhe discovered electromagnetism after seeing a changing magnetic field generate an electric current.

Answer

Brief Explanations:

Hans Oersted discovered electromagnetism. Electromagnetic induction was discovered by Michael Faraday. Oersted's discovery was based on a compass needle being deflected by a flowing electric current, not a changing magnetic field generating a current.

Answer:

He discovered electromagnetism after seeing a compass needle deflected by a flowing electric current.