A long straight conductor is placed in a medium of relative permeability

PHYSICS · Subjective · CBSE · Physics · Moving Charges and Magnetism · Moving Charges and Magnetism

Problem

\mu_r = 4

. The magnetic field magnitude at a point

2.0\,\text{cm}

from the wire is

2.0\times10^{-5}\,\text{T}

. Determine the current in the conductor.