tangent at any point on magnetic field gives the ditection of magnetic field. what is the meaning?
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The direction of a magnetic field at a point is the direction of the resultant force acting on a hypothetical north pole placed at that point. The tangent at any point on the magnetic field line gives the direction of magnetic field at that point. ... The north end of the needle indicates the direction of the field.
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The direction of a magnetic field at a point is the direction of the resultant force acting on a hypothetical north pole placed at that point. The tangent at any point on the magnetic field line gives the direction of magnetic field at that point. ... The north end of the needle indicates the direction of the field.
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