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Which Graph Correctly Gives the Magnitude of the Magnetic Field

question 42

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Which graph correctly gives the magnitude of the magnetic field outside an infinitely long straight current-carrying wire as a function of the distance r from the wire? Which graph correctly gives the magnitude of the magnetic field outside an infinitely long straight current-carrying wire as a function of the distance r from the wire?   A)  I B)  II C)  III D)  IV E)  V


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