Parallel wires in a circuit

Parallel wires in a circuit#

A circuit with current I has two long parallel wire sections that carry current in opposite directions. Find expressions for the x- and y-components of the magnetic field at point P which is a distance a from one wire and b from the other wire, as shown in the figure.

Parallel wires with currents in opposite directions

Part 1#

The x-component:

You may copy and paste the Greek character μ0 into your symbolic expression. Use pi to represent π.

Answer Section#

Part 2#

The y-component:

You may copy and paste the Greek character μ0 into you symbolic expression. Use pi to represent π.

Answer Section#

Attribution#

Problem is from the OpenStax University Physics Volume 2 textbook, licensed under the CC-BY 4.0 license.
Image representing the Creative Commons 4.0 BY license.