A long, straight, wire carrying current i has a magnetic field strength b measured at a radial distance r from the wire. What is the magnetic field
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magnetic field is measured in terms of magnetic field strength so answer is b
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Magnetic field due to an infinitely long straight current carrying wire. B=(2πr)μ0I where B is the magnitude of magnetic field, r is the distance from the wire where the magnetic field is calculated, and I is the applied current.
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