5. A circular loop is constructed from a flexible, conducting wire of resistance R. Thewire is being cooled such that it's radius is shrinking at a rater(t) = ro-where ro is the initial, uncooled radius, T is a constant, and t is the time. The loop isperpendicular to a uniform, constant magnetic field B (pointing up through the loop,i.c., out of the page).(a) Find an cxpression for the induced voltage in the loop as a function of time.(b) What is the induced current in the loop?(c) In what direction (clockwise or counterclockwise) is the induced current?

Answered: Image /qna-images/answer/92e07cb5-3114-4902-b643-848dc7d2db59.jpg

5. A circular loop is constructed from a flexible, conducting wire of resistance R. The wire is being cooled such that it's radius is shrinking at a rate r(t) = ro where ro is the initial, uncooled radius, T is a constant, and t is the time. The loop is perpendicular to a uniform, constant magnetic ficld B (pointing up through the loop, i.e., out of the page). (a) Find an cxpression for the induced voltage in the loop as a function of time. (b) What is the induced current in the loop? (c) In what direction (clockwise or counterclockwise) is the induced current?

5. A circular loop is constructed from a flexible, conducting wire of resistance R. The wire is being cooled such that it's radius is shrinking at a rate r(t) = ro where ro is the initial, uncooled radius, T is a constant, and t is the time. The loop is perpendicular to a uniform, constant magnetic ficld B (pointing up through the loop, i.e., out of the page). (a) Find an cxpression for the induced voltage in the loop as a function of time. (b) What is the induced current in the loop? (c) In what direction (clockwise or counterclockwise) is the induced current?

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

Chapter22: Magnetic Forces And Magnetic Fields

Section: Chapter Questions

Problem 77P

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