A long, straight wire carries a steady current of 8 A. Determine the ratio of the…

PHYSICS · Subjective · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current

Problem

A long, straight wire carries a steady current of 8 A. Determine the ratio of the magnetic field magnitude at a distance of 2 cm from the wire to that at a distance of 6 cm from the wire.

Related theory

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Magnetic field due to a current
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