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Lecture: 21 (iq19)
Bar-magnet and Ampere’s law revisit
1. Magnetic moment of a bar magnet
o
Atomic
structure: Dipole moment and angular momentum
o
Quantized
angular momentum
o
Ball
park confirmation of the theory
2. Ampere’s law
(Review): From field pattern to Amperian Loop
o
The
long wire case
o
Solenoid
o
Current
sheet and Toroid
Announcement:
o
Summary of unit 2:
Check list of the physics learned.
o
Regular office
hours: MWF 9:15 to 10:15.
o
Extra review
session: Tue 5-6, ECJ 1.214
o
Wed. lecture: Q
and A on unit 2.
o
Extra office
hour: Thursday 2-3:30pm
o
Change of exam
site for midterm2 and midterm3. New site: Bur 106.