Sagot :
Andre-Marie Ampere formulated the Law of Electromagnetism, also known as Ampere's Law.
He is generally credited as one of the first to discover electromagnetism.
Answer:
He invented the astatic needle, a critical component of the modern astatis galvanometer, and was the first to demonstrate that a magnetic field is generated when two parallel wires are charged with electricity. He is generally credited as one of the first to discover electromagnetism.
Explanation: