A

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Q. Magnetic field lines about a current-carrying wire

  • (A) Circle the wire in closed loops
  • (B) Extend radially from the wire
  • (C) Both of these
  • (D) None of the above
  • Correct Answer - Option(A)
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  • Filed under category Physics
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Explanation by: Admin

Magnetic field lines about a current-carrying wire circle the wire in closed loops.

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