Who accidentally discovered that a compass needle gets deflected when an electric current passes through a metallic wire nearby?

Michael Faraday

Alessandro Volta

Hans Christian Oersted

Andre-Marie Ampere

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Answer

C. Hans Christian Oersted

Solution:

Hans Christian Oersted accidentally discovered that a compass needle gets deflected when an electric current passes through a metallic wire nearby. Therefore, the correct answer is 'Hans Christian Oersted'.

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