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Lecture: 18  (iq16)  Application of Biot-Savart’s law

 

1. Biot-Savart law: Two magnetic sources

o   moving charge qv

o   current segment: I DL

2. Vector product or cross product

3. Circular arc (r, q)

4. Wire segment (a, q)

5. Ring (R, z, q)

o   Stability near z=0

o   Dipole moment of a loop

     6. Solenoid field

 

Announcement:

o   Summary of unit 2 (draft version) has been posted. Let me know if you have found errors. Your comments are welcome.