Question: The magnetic field perpendicular to a circular wire loop 12.0 cm in diameter is changed from +0.52 T to -0.45 T in 180 ms, where

The magnetic field perpendicular to a circular wire loop 12.0 cm in diameter is changed from +0.52 T to -0.45 T in 180 ms, where +means the field points away from an observer and –toward the observer.
(a) Calculate the induced emf,
(b) In what direction does the induced current flow?

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a The average induced emf is given by Eq 21... View full answer

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