February 24, 2017

Homework Help: Physics

Posted by Mareena on Sunday, February 12, 2012 at 8:12pm.

The wire in the drawing carries a current of 14 A. Suppose that a second long, straight wire is placed right next to this wire. The current in the second wire is 33 A. Use Ampere's law to find the magnitude of the magnetic field at a distance of r = 1.0 m from the wires when the currents are (a) in the same direction and (b) in opposite directions.

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