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A fixed 16.9-cm diameter wire coil is perpendicular to a magnetic field 0.44 TT pointing up....

A fixed 16.9-cm diameter wire coil is perpendicular to a magnetic field 0.44 TT pointing up. In 0.28 s, the field is changed to 0.30 TT pointing down.

What is the average induced emf in the coil?

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