piper7259 piper7259
  • 23-01-2024
  • Physics
contestada

The magnetic field at the center of a circular coil of radius r, due to current I flowing through it, is B. The magnetic field at a point along the axis at a distance râ‚‚ from the center is:
A) B/2
B) B/√2
C) B/4
D) B/(2√2)

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