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Winzer
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Homework Statement
The closed loop shown in the figure below carries a current of 6.90 A in the counterclockwise direction. The radius of the outer arc is 65.0 cm, that of the inner arc is 41.0 cm. Find the magnitude of the magnetic field at point P if the angle 60 deg.
Homework Equations
Savart
[tex] db=\frac{uI dl x r}{4\pi r^3}[/tex]
dl and r are vectors
x means cross product
The Attempt at a Solution
Basically integrate the outer wire, the inner wire and add them up right?