Are the following topics included in the cbse class 12 physics portions or have they been deleted?
1)Magnetization and magnetic intensity
a)susceptibility
b)permeability
2)Hysteresis loop and retentivity
Dear student,
The topics that you have mentioned comes under the chapter magnetism and matter. Since the chapter is in syllabus the topics are also included in the syllabus.
All the best.
Regards