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As we know that the magnetic field lines have no physical existence,but still if one sprinkles iron filligs across a bar magnet magnetic field lines get formed?? Why so?

vaibhav sharma , 13 Years ago
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Chetan Mandayam Nayakar

Last Activity: 13 Years ago

Any force field line is not a physical object, but is merely meant to describe magnitude and direction of force at a point.

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