please explain the magnetic field due to a circular loop carrying current usin biot savart law

Asked by  | 20th Feb, 2009, 04:12: PM

Expert Answer:

Field at Center of Current Loop

The form of the magnetic field from a current element in the Biot-Savart law becomes

which in this case simplifies greatly because the angle =90 ° for all points along the path and the distance to the field point is constant. The integral becomes

Answered by  | 21st Feb, 2009, 12:08: AM

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