how does the strength of a magnetic field around a wire vary
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Explanation:
strength of magnetic field increases with the increase in turn of the wire
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Answer:
The strength of the magnetic field depends on the current I in the wire and r, the distance from the wire. ... There is no real analogy to coulombs law for magnetism, as the magnetic field of a point charge is complicated since it can't be standing still to generate a magnetic field.
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