Magnetic field on the axis of a circular loop | Moving charges & magnetism | Physics | Khan Academy
Channel: Khan Academy India - English
Date: 2020-09-16

We start by using Biot-Savart's law to calculate the magnetic field due to a small current element of the circular loop. Then we integrate that expression over the entire loop to find the total magnetic field on the axis. 

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Created by Mahesh Shenoy