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MAGNETISM (Magnetic Field (Sources: (Magnet, Magnetic field of the earth,…
MAGNETISM
Magnetic Field
Definition:
A region around a magnet where a magnetic force can be experienced.
Has two poles :
North (N)
South (S)
Sources:
Magnet
Magnetic field of the earth
Current carrying conductor
Magnetic Field Line
Leave the North Pole and enters the South Pole of a magnet
Can be represented by crosses or dotted circles
Pattern of MFL can be determined by two methods :
Compass needles
Sprinkling iron fillings on paper
Various pattern or magnetic field lines around magnets