1. Chapter 32 Maxwell’s equations; Magnetism in matter
In this chapter we will discuss the following topics:
-Gauss’ law for magnetism The missing term from Ampere’s law added by Maxwell The magnetic field of the earth Orbital and spin magnetic moment of the electron Diamagnetic materials Paramagnetic materials Ferromagnetic materials
(32 – 1)

2. The magnetic flux through each of five faces of a die (singular of ''dice'') is given by ΦB = ±N Wb, where N (= 1 to 5) is the number of spots on the face. The flux is positive (outward) for N even and negative (inward) for N odd. What is the flux (in Wb) through the sixth face of the die?
A.1 B.2 C.3 D.4 E.5
C: 0= x

3. Fig.a
Fig.b
(32 – 2)

4. ΔAi
(32 – 3)

5. (32 – 4)

6. (32 – 5)

7. (32 – 6)

8. (32 – 7)

9. (32 – 8)

10. R r B O
(32 – 9)

11. (32 – 10)

12. (32 – 11)

13. (32 – 12) Geographic North N S Compass needle horizontal
Fig.a : Top view
Geographic North
Compass needle N S
Fig.b : Side view
horizontal
Compass needle

14. (32 – 13)

15. (32 – 14)

16. (32 – 15)

17. (32 – 16)

18. (32 – 17) . C e

19. . C e
(32 – 18)

20. (32 – 18)

21. (32 – 19)

22. (32 – 20)

23. (32 – 21)

24. (32 – 22)