Consider the circular loop having current $i$ and with central point $O$. The magnetic field at the central point $O$ is

Question

Accepted Answer

$\frac{5\mu_0 i}{12R}$ acting downward

Answer

$\frac{2\mu_0 i}{3\pi R}$ acting downward

Answer

$\frac{6\mu_0 i}{11R}$ acting downward

Answer

$\frac{3\mu_0 i}{7R}$ acting upward

AIIMS 2015 Physics Football MCQ Question