Teaching UKPSC Lecturer Mock Test Series 2024 Physics Moving Charges and Magnetism Magnetic Field on the Axis of a Circular Current Loop
The magnetic field at the centre of a circular current carrying conductor of radius R is B. What is the value of B?
1
\(μ_0 I \over{2\pi R}\)
2
\(μ_0 I \over{R}\)
3
\(μ_0 I \over{2R}\)
4
\(μ_0 I \over{\pi R}\)