A flat circular coil of 50 turns and radius carries a current of

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

Problem

A flat circular coil of 50 turns and radius

10\,\text{cm}

carries a current of

4\,\text{A}

. Calculate the magnetic field at its centre. (Take

\mu_0 = 4\pi \times 10^{-7}\,\text{T m A}^{-1}