X X X X X1. In the figure to the right, the magnetic field B is pointinginto the page and increasing in magnitude. What is thedirection of the induced current?2. If the radius of the (single) loop is 13.0 cm, and the fielddecreases from B = 0.067 T to zero in 0.13 s, what is the%3Dメmagnitude of the induced emf?3. Suppose the resistance of the wire is given to be 112 N.Calculate the induced current.X X X X XX,

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Answered: X X X X X 1. In the figure to the…

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter16: Electromagnetic Waves

Section: Chapter Questions

Problem 44P: If electric and magnetic field strengths vary sinusoidally in time at frequency 1.00 GHz, being zero...

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Suppose a motorcycle increases the downward componentof the magnetic field within a loop only from 1.2 * 10-5T to1.9 * 10-5T. The detector is square, is 0.75 m on a side, and hasfour loops of wire. Over what period of time must the magneticfield increase if it is to induce an emf of 1.4 * 10-4V?A. 0.028 s B. 0.11 s C. 0.35 s D. 0.60 s
Based on the figure 1. (a) What is the induced emf on a wire if exposed to a uniform magnetic field pointing toward the page as shown on figure 1. (b) What is the induced emf if the magnetic field is a function of time, B(t). (c) What if instead of a wire we a have a disk spinning at a constant angular velocity ω. What is the induced magnetic field (This is a Faraday’s Dynamo)
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