field 38.0 cm away from a long, straight wire carrying current 4.00 A is 2110 nT. (a) At what distance is it 211 nT? 03 x How does the magnetic field depend on the distance from the wire? cm The magnetic (b) At one instant, the two conductors in a long household extension cord carry equal 4.00-A currents in opposite directions. The two wires are 3.00 mm apart. Find the magnetic field 38.0 cm away from the middle of the straight cord, in the plane of the two wires. 0 x If the two wires were directly on top of each other the field would be zero, but that is not the case here. nT (c) At what distance is it one-tenth as large? 30 x You will need to do a little algebra to get this result. Try to work out a general equation for the magnetic field as a function of r and d (the separation between the wires). cm

field 38.0 cm away from a long, straight wire carrying current 4.00 A is 2110 nT. (a) At what distance is it 211 nT? 03 x How does the magnetic field depend on the distance from the wire? cm The magnetic (b) At one instant, the two conductors in a long household extension cord carry equal 4.00-A currents in opposite directions. The two wires are 3.00 mm apart. Find the magnetic field 38.0 cm away from the middle of the straight cord, in the plane of the two wires. 0 x If the two wires were directly on top of each other the field would be zero, but that is not the case here. nT (c) At what distance is it one-tenth as large? 30 x You will need to do a little algebra to get this result. Try to work out a general equation for the magnetic field as a function of r and d (the separation between the wires). cm

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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