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Electromagnetic TheoryBiot-Savart Law

The Biot-Savart law is used to calculate magnetic field produced by?

  • ACurrent elements
  • BStationary electric charges only
  • CDielectric polarization only
  • DScalar potential without current
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Correct Answer: A. Current elements
Explanation: Biot-Savart law gives the magnetic field contribution from electric current elements.
Reference: Standard electromagnetic theory: biot-savart law
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