Q. The magnetic induction at a distance $r$ from the axis of an infinitely straight conductor which carries current $i$is
A) $\frac{\mu_{0}i}{2\pi r}$
B) $\frac{\mu_{0}i}{2r}$
C) $\infty$
D) Zero
Explanation
The correct answer is Option A: $\frac{\mu_{0}i}{2\pi r}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.