Physics, 10.06.2020 16:57 woodfordmaliky

A circular loop with a radius of 0.28 m is rotated by 90.0 degree over 0.150 s in a uniform magnetic field with B = 1.40 T. The plane of the loop is initially perpendicular to the field and is parallel to the field after the rotation. (a) What is the average induced emf In the loop?
(b) If the rotation is then reversed, what is the average induced emf in the loop?

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