Question

what other methods can be used to detect a current flowing in a wire

Answer 1

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An electric current flowing through a wire wrapped around an iron core forms a magnet. A coil of wire spinning around a magnet or a magnet spinning around a coil of wire can form an electric current. An electromagnet is formed when a wire in an electric circuit is wrapped around an iron core producing a magnetic field.

Answer 2

Answer:

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Explanation:

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