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Refer to the image as shown. A current filament with I=2μA is directed from infinity towards -x-axis, made a circular sector with radius p=4mm and angle = radians subtended by the arc from the center of the circle, then proceeds to the +y-axis to infinity. Determine
the magnetic field strength H at the origin.
سل
x
ⒸH=4a_nA/m
OH = 125 a μA/m
H=2(-a) nA/m
O
O None of the choices
O H=250 (-a
o(-a) μA/m
I
y

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