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A 26.8 cm-diameter loop of wire is initially oriented perpendicular to a 1.6 T magnetic field....

A 26.8 cm-diameter loop of wire is initially oriented perpendicular to a 1.6 T magnetic field. The loop is rotated so that its plane is parallel to the field direction in 0.22 s .

What is the magnitude of the average induced emf in the loop?

Express your answer using two significant figures.
Eavg=

  

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