A finite current-carrying wire lies on the y-axis as shown below. The current has a constant magnitude of I. The wire goes from y = d to y =c. Point P lies on the x-axis at az= エ b.
A finite current-carrying wire lies on the y-axis as shown below. The current has a constant magnitude of I. The wire goes from y = d to y =c. Point P lies on the x-axis at az= エ b.
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Transcribed Image Text:A finite current-carrying wire lies on the y-axis as shown below. The
current has a constant magnitude of I. The wire goes from y =d to
y = c . Point P lies on the x-axis at æ = -b.
Transcribed Image Text:a.
What is the direction of the magnetic field at point P?
b.
Use the Biot-Savart Law to calculate the magnitude of the
magnetic field at point P. You must show how you set up the
Hol dl xî based on the diagram, show how you
dB
4n r2
solved for the cross product, and show how you did the integral. No
credit will be given without showing work. Must show
di, î, di x î. The angle 0 must appear on the diagram. The di
and f must appear on the diagram and be consistent with the
formulas you use.
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