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    3. can we produce magnetic field by varying alternate current
    can we produce magnetic field by varying alternate current

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    0  Views: 365 Answers: 1 Posted: 13 years ago
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      Any moving charge induces a magnetic field. Maxwell's equations defines the (classical) relationship. It's the nature of the electromagnetic field. It's part of classical physics, so that's what you'd need to study. You don't need relativity or quantum physics for that.

      11 years ago. Rating: 5
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