A coil with circular cross section and 24 turns is rotating at a rate of 430 rpm between the poles of a magnet. If the magnetic field strength is 0.5 T and peak voltage is 0.3 V, what is the radius of the coil (in cm)? If the emf of the coil is zero at t = 0 s, when (in s) will it reach its peak emf?

A coil with circular cross section and 24 turns is rotating at a rate of 430 rpm between the poles of a magnet. If the magnetic field strength is 0.5 T and peak voltage is 0.3 V, what is the radius of the coil (in cm)? If the emf of the coil is zero at t = 0 s, when (in s) will it reach its peak emf?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 56P: A flat, square coil of 20 turns that has sides of length 15.0 cm is rotating in a magnetic field of...

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