4.Earth magnetism | magnetism and matter | physics class 12

Sachin sir physics In this video i have explained Following points Why earth behave like a magnet ? Elements of earth magnetism Magnetic declination Dip angle Horizontal component. in case any one of you want to learn mathematical concept or maths trick subscribe to my another channel imran sir maths Subscribe my channel to learn physics with ease For any query u can communicate via Insta Sachin_sir_physics