A current of 1 A is flowing on the sides of an equilateral triangle of side 4.5 \times 10^{-2} m. The magnetic field at the centre of the triangle will be: [15 Apr 2018 Shift 2]

Correct Answer is : 4×10−5Wb∕m2

JEE Main 15 Apr 2018 Shift 2 Solved Paper

Section: Physics

Question : 20 of 90

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A current of 1 A is flowing on the sides of an equilateral triangle of side 4.5×10−2m. The magnetic field at the centre of the triangle will be:

[15 Apr 2018 Shift 2]

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