The fact that current is associated with a magnetic field was discovered by

Oersted

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Maxwell

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Faraday

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Ohm

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Solution

The correct option is A Oersted
Oersted in the year 1819, discovered that an electric current generates a magnetic field encircling it. Oersted's experiment that when an electric current is passed through a conducting wire, a magnetic field is produced around it. The presence of magnetic field at a point around a current carrying wire can be detected with the help of a compass needle.

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