Physics, 01.10.2019 22:40, kyleigh85

Hans christian ørsted observed that when a current-carrying wire was brought near a compass, the compass needle moved.
in ørsted’s observation, the current-carrying wire acted like a (generator magnet motor) . michael faraday based his first invention, the ( electromagnet generator motor) , on ørsted s observation.

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Hans christian ørsted observed that when a current-carrying wire was brought near a compass, the com...