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AP Physics 2
12.4 Electromagnetic Induction and Faraday’s Law
IntermediateMCQMathematicalConceptual21.3k
Three circular loops in a uniform perpendicular magnetic field.
Three circular loops in a uniform perpendicular magnetic field.
Three circular conducting loops, X, Y, and Z, lie flat in a uniform magnetic field directed perpendicular to the plane of the loops. The magnitude of the magnetic field increases at a constant rate \(\Delta B/\Delta t\). The radii and total electrical resistances of the three loops are given in the table.

LoopRadiusResistance
X\(r_0\)\(R_0\)
Y\(2r_0\)\(2R_0\)
Z\(2r_0\)\(4R_0\)

Which of the following correctly ranks the magnitude of the average induced current \(I\) in the three loops during this time interval?

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