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Constant Magnetic Field, Magnetics

Problem 3.226

Find the magnetic induction of the field at the point OO if a current-carrying wire has the shape shown in Fig. 3.62a,b,c.3.62 a, b, c . The radius of the curved part of the wire is R,R, the linear parts are assumed to be very long.

Reveal Answer
3.226. (a) B=(μ0/4π)(πI/R)B=\left(\mu_{0} / 4 \pi\right)(\pi I / R) (b) B=(μ0/4π)(1+3π/2)I/RB=\left(\mu_{0} / 4 \pi\right)(1+3 \pi / 2) I / R (c) B=(μ0/4π)(2+π)I/RB=\left(\mu_{0} / 4 \pi\right)(2+\pi) I / R
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