CHAPTER 3 - MAGNETISM AND ELECTROMAGNETISM

Question 1

Unit 7-Basics of Magnetism

Answer 1

7.1 Introduction….
7.2 The Natural Magnet.
7.3 Magnetic Polarities.
7.4 Theory of Magnetism…
7.5 Permanent and Temporary Magnets …..
7.6 Magnetizing and Demagnetizing Magnets…..
7.7 Magnetic Lines of Force…
7.8 Law of Attraction and Repulsion of Magnets.

Question 2

Unit 08 - Electromagnetism…

Answer 2

Question 3

Unit 09 - Uses of Electromagnetism…

Answer 3