In Fig. a, two circular loops, with different currents but the same radius of r, are centered on the z-axis. They are initially separated by distance I, with loop 2 positioned at the origin of the axis. The currents in the two loops produce a net magnetic field at the origin, with the z component Bz. That component is to be measured as loop 2 is gradually moved in the positive direction of the z-axis. Fig. b gives B, as a function of the position z of loop 2. The curve approaches an asymptote of Bz mT as z → co, Find the expressions for (a) current i, in loop 1 and (b) current iz in loop 2? 20 1 -40 z (cm) (a) (b)

In Fig. a, two circular loops, with different currents but the same radius of r, are centered on the z-axis. They are initially separated by distance I, with loop 2 positioned at the origin of the axis. The currents in the two loops produce a net magnetic field at the origin, with the z component Bz. That component is to be measured as loop 2 is gradually moved in the positive direction of the z-axis. Fig. b gives B, as a function of the position z of loop 2. The curve approaches an asymptote of Bz mT as z → co, Find the expressions for (a) current i, in loop 1 and (b) current iz in loop 2? 20 1 -40 z (cm) (a) (b)

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 46P: (a) A 200-turn circular loop of radius SO.0 cm is vertical, with its axis on an east-west line. A...

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