A straight wire of length 20 cm carrying a current of \frac{3}{\pi^2} {\A} is bent in the form of a circle. The magnetic field at the centre of the circle is [TG EAPCET 10 May 2024 Shift 1]

Moving Charges and Magnetism

Section: Physics

Question : 7 of 11

Marks: +1, -0

A straight wire of length 20 cm carrying a current of ‌

π2

A is bent in the form of a circle. The magnetic field at the centre of the circle is

[TG EAPCET 10 May 2024 Shift 1]

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