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The magnetic field perpendicular to a single 15.7-cm-diameter circular loop of copper wire decreases uniformly from...

The magnetic field perpendicular to a single 15.7-cm-diameter circular loop of copper wire decreases uniformly from 0.530 T to zero. If the wire is 2.25 mm in diameter, how much charge moves past a point in the coil during this operation? The resistivity of copper is 1.68×10−8Ω⋅m.

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