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A closely wound rectangular coil of 100 turns has dimensions of 22.0 cm by 49.0 cm...

A closely wound rectangular coil of 100 turns has dimensions of 22.0 cm by 49.0 cm . The plane of the coil is rotated from a position where it makes an angle of 31.0 ∘∘ with a magnetic field of 1.90 T to a position perpendicular to the field. The rotation takes 7.00×10−2 s.

What is the average emf induced in the coil?

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