A current I flowing through the sides of an equilateral triangle of side a. The magnitude…
Physics · JEE Main · NTA Exams — Magnetic Effects of Current and Magnetism
A current I flowing through the sides of an equilateral triangle of side a. The magnitude of the magnetic field at the centroid of the triangle is
- \(\frac{\sqrt{2} \mu_{0} \mathbf{I}}{\pi \mathbf{a}}\)
- \(\frac{3 \sqrt{3} \mu_{0} \mathbf{I}}{2 \pi \mathrm{a}}\)
- \(\frac{9 \mu_{0} \mathrm{I}}{2 \pi \mathrm{a}}\)
- \(\frac{2 \sqrt{2} \mu_{0} \mathrm{I}}{2 \pi \mathrm{a}}\)
Answer
(C) 9 _ 0 I 2 a
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