A wire coil of 25 turns has a cross-sectional area of 8 cm2. The coil is placed in a uniform field of a large magnet with B = 0.12 T. The coil is suddenly rotated 90 o from an orientation parallel to the field to one perpendicular to the field. The time to flip the coil is 0.45 s.What is the magnitude of the average emf produced? What will be the average current produced if the circuit of the coil is closed and the resistance is 60 ohm?

A wire coil of 25 turns has a cross-sectional area of 8 cm2. The coil is placed in a uniform field of a large magnet with B = 0.12 T. The coil is suddenly rotated 90 o from an orientation parallel to the field to one perpendicular to the field. The time to flip the coil is 0.45 s.What is the magnitude of the average emf produced? What will be the average current produced if the circuit of the coil is closed and the resistance is 60 ohm?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter32: Faraday’s Law Of Induction

Section: Chapter Questions

Problem 61PQ

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