A square loop (f = 1 cm ) lies at the center of a circular loop (R = 2 cm). The circular loop carries a current counterclockwise, as shown in the figure, of intensity 1 = 50 A. 1. Find the direction and magnitude of the magnetic field at the center of the circular loop. 2. Find the magnetic flux through the square loop. 3. Find the direction of the induced current and the average induced emf Eavg in the square loop in each of the following situations: (a) The current I is decreased to zero in an interval of time of 1 ms. (b) The square loop is squashed to zero area in an interval of time of 2 ms. (c) The square loop is rotated, so that it lies perpendicular to the plane of the circular loop in an interval of time of 4 ms. I R

A square loop (f = 1 cm ) lies at the center of a circular loop (R = 2 cm). The circular loop carries a current counterclockwise, as shown in the figure, of intensity 1 = 50 A. 1. Find the direction and magnitude of the magnetic field at the center of the circular loop. 2. Find the magnetic flux through the square loop. 3. Find the direction of the induced current and the average induced emf Eavg in the square loop in each of the following situations: (a) The current I is decreased to zero in an interval of time of 1 ms. (b) The square loop is squashed to zero area in an interval of time of 2 ms. (c) The square loop is rotated, so that it lies perpendicular to the plane of the circular loop in an interval of time of 4 ms. I R

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

A square loop (e = 1 cm ) lies at the center of a circular loop (R = 2 cm). The circular loop
carries a current counterclockwise, as shown in the figure, of intensity I = 50 A.
1. Find the direction and magnitude of the magnetic field at the center of the circular loop.
2. Find the magnetic flux through the square loop.
3. Find the direction of the induced current and the average induced emf Eavg in the
square loop in each of the following situations:
|(a) The current I is decreased to zero in an interval of time of 1 ms.
(b) The square loop is squashed to zero area in an interval of time of 2 ms.
(c) The square loop is rotated, so that it lies perpendicular to the plane
of the circular loop in an interval of time of 4 ms.
I
R

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