A wire is bent into the shape as shown, with a larger circular arc of radius R1 joined to a shorter circular arc of radius R2. With the angle 0, as given, find an expression for the magnetic field at the center C. With the current direction R1 R2 shown, what is the direction of the magnetic field at C?

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A wire is bent into the shape as shown,
with a larger circular arc of radius R1
joined to a shorter circular arc of radius
R2. With the angle 0, as given, find an
expression for the magnetic field at the
center C. With the current direction
R1
R2
shown, what is the direction of the
magnetic field at C?
Transcribed Image Text:A wire is bent into the shape as shown, with a larger circular arc of radius R1 joined to a shorter circular arc of radius R2. With the angle 0, as given, find an expression for the magnetic field at the center C. With the current direction R1 R2 shown, what is the direction of the magnetic field at C?
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