A circular spiral of 200 turns and 12 cm in diameter is designed to rotate 90° in 0.2 s. Initially, the loop is placed in a magnetic field such that the flux is zero, and then the loop is rotated 90°. If the induced emf in the loop is 0.4 mV, what is the magnitude of the magnetic field?
A circular spiral of 200 turns and 12 cm in diameter is designed to rotate 90° in 0.2 s. Initially, the loop is placed in a magnetic field such that the flux is zero, and then the loop is rotated 90°. If the induced emf in the loop is 0.4 mV, what is the magnitude of the magnetic field?
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter23: Faraday’s Law And Inductance
Section: Chapter Questions
Problem 9P
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A circular spiral of 200 turns and 12 cm in diameter is designed to rotate 90° in 0.2 s. Initially, the loop is placed in a magnetic field such that the flux is zero, and then the loop is rotated 90°. If the induced emf in the loop is 0.4 mV, what is the magnitude of the magnetic field?
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