Write any 2 properties of a magnetic field lines.
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Magnetic fields can be pictorially represented by magnetic field lines, the properties of which are as follows: The field is tangent to the magnetic field line. Field strength is proportional to the line density. Field lines cannot cross.They all have the same strength.
Their density decreases (they spread out) when they move from an area of higher permeability to an area of lower permeability.
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it will attract metals
it have a gravity
it replies n to n
it attracts n to s
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