Figure I shows two current segments. The lower segment carries a current of i = 0.40 A and includes a semicircular arc with radius 5.0 cm, angle 180°, and center point P. The upper segment carries current i, = 2i1 and includes a circular arc with radius 4.0 cm, angle 120°, and the same center point P. Figure 1

Figure I shows two current segments. The lower segment carries a current of i = 0.40 A and includes a semicircular arc with radius 5.0 cm, angle 180°, and center point P. The upper segment carries current i, = 2i1 and includes a circular arc with radius 4.0 cm, angle 120°, and the same center point P. Figure 1

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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Concept explainers

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.

Question

Figure I shows two current segments. The lower segment carries a current of i1 = 0.40 A
and includes a semicircular arc with radius 5.0 cm, angle 180°, and center point P. The upper segment
carries current i, = 2i1 and includes a circular arc with radius 4.0 cm, angle 120°, and the same center
point P.
Figure 1
(a) What are the magnitude and direction of the net magnetic field B at P for the indicated current
directions?
(b) What are the magnitude and direction of B at P if ij is reversed?

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