All Problems

Constant Magnetic Field, Magnetics

Problem 3.227

A very long wire carrying a current I=5.0 AI=5.0 \mathrm{~A} is bent at right angles. Find the magnetic induction at a point lying on a perpendicular to the wire, drawn through the point of bending, at a distance l=35 cml=35 \mathrm{~cm} from it.

Reveal Answer
B=(μ0/4π)I2‾/l=2.0μTB=\left(\mu_{0} / 4 \pi\right) I \sqrt{\overline{2}} / l=2.0 \mu \mathrm{T}
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