light, class 10
Magnetic effect of current - Class 10
Magnet: Magnet is an object that attracts objects made of iron, cobalt and nickle. Magnet comes to rest in North – South direction, when suspended freely. Use of Magnets: Magnets are used · in refrigerators. · in radio and stereo speakers. · in audio and video cassette players. · in children’s toys and; · on hard discs and floppies of computers. Properties of Magnet · A free suspended magnet always points towards the north and south direction. · The pole of a magnet which points toward north direction is called north pole or north-seeking. · The pole of a magnet ...
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