Multiple choice general knowledge

---------- is known discovering the relationship between electricity and magnetism known as electromagnetism.

  1. Isaac Newton

  2. Nicolae Paulescu

  3. Hans Christian Orsted

  4. None
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Hans Christian Orsted discovered the relationship between electricity and magnetism in 1820 when he observed that a compass needle deflected near an electric current. This discovery founded the field of electromagnetism. Newton worked in physics earlier, and Paulescu is associated with insulin research, not electromagnetism.

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