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A uniform magnetic field passes through a circular loop of perfectly conducting wire with
a loop diameter of 20 cm. The magnetic field passes perpendicularly through the plane of
the loop and varies with time as shown below. A small gap is present in the loop. Calculate
the EMF across the gap and plot it as a function of time.
0.75
B (mT) 0.50-
0.25
0
0
+
2
+
4
+
6
+ t (μs)
8

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