A) Proportional to the distance from the wire
B) Inversely proportional to the distance from wire
C) Inversely proportional to the square of the distance from the wire
D) Does not depend on distance
Correct Answer: B
Solution :
\[B=\frac{{{\mu }_{0}}i}{2\pi r}\] or \[B\propto \frac{1}{r}\]
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