As shown in the figure, a current of 2 {\A} flowing in an equilateral triangle of side 4 \sqrt{3} {\cm}. The magnetic field at the centroid {\O} of the triangle is: (Neglect the effect of earth's magnetic field.) [30-Jan-2023 Shift 2]

Correct Answer is : 3√3×10−5T

JEE Mains 30-Jan-2023 Shift 2 Solved Paper

Section: Physics

Question : 9 of 90

Marks: +1, -0

As shown in the figure, a current of 2A flowing in an equilateral triangle of side 4√3‌cm. The magnetic field at the centroid O of the triangle is:
(Neglect the effect of earth's magnetic field.)

[30-Jan-2023 Shift 2]

4√3×10−4T
4√3×10−5T
√3×10−4T
3√3×10−5T

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