Question 4 A coil of 2000 turns rotates in Earth's magnetic fleld (magnitude 6.0 x 10$ T). If the coll encloses an area of 25 cm² and rotates in 0.020 s from a position where its plane is perpendicular to Earth's magnetic field to one where its plane is parallel to the fleld, what is the average emf Induced in the col?

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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Question 4
A coil of 2000 turns rotates in Earth's magnetic field (magnitude 6.0 x 105 T). If the coil
encloses an area of 25 cm² and rotates in 0.020 s from a position where its plane is perpendicular
to Earth's magnetic field to one where its plane is parallel to the field, what is the average emf
induced in the coil?
Transcribed Image Text:Question 4 A coil of 2000 turns rotates in Earth's magnetic field (magnitude 6.0 x 105 T). If the coil encloses an area of 25 cm² and rotates in 0.020 s from a position where its plane is perpendicular to Earth's magnetic field to one where its plane is parallel to the field, what is the average emf induced in the coil?
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