25:53

Electromagnetism P1

31:50

Ch 21 Electric Current P1

18:44

Ch 16 Sound And Music p1

23:01

CH 20 Electricity P3

19:49

Ch 18 Refraction Of Light P1

7:40

Mastering Inductors: Self Inductance, Back EMF, and More!

21:27

Ch 22 Electromagnetism P2

22:50

Ch 17 Light P2