Which scientist in 1820 found that a compass needle is deflected by passing an electric current through a wire
placed near the needle?
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Hans Christian Oersted
Hans Christian Oersted, one of the leading scientists of the 19th century, played a crucial role in understanding electromagnetism.In 1820 he accidentally discovered that a compass needle got deflected when an electric current passed through a metallic wire placed nearby.
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Hans Christian Oersted, one of the leading scientists of the 19th century, played a crucial role in understanding electromagnetism.In 1820 he accidentally discovered that a compass needle got deflected when an electric current passed through a metallic wire placed nearby.
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