Home  >  Class 12 Physics  >  Class 12 Physics Practice Test: Magnetic Field on the Axis of a Circular Current Loop

When an arc of a circle of radius R subtends an angle of \(\frac {\pi }{4}\) at the center, and carries a current I, the magnetic field at the center is B = \(\frac {\mu_o I}{16R}\).

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When an arc of a circle of radius R subtends an angle of \(\frac {\pi }{4}\) at the center, and carries a current I, the magnetic field at the center is B = \(\frac {\mu_o I}{16R}\).






 
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