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An infinitely long wire is bent into the shapeas shown in the figure. If it carries a steadycurrent
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44. An infinitely long wire is bent into the shape
as shown in the figure. If it carries a steady
current I, the magnitude and direction of the
net magnetic field at point O will be
as shown in the figure. If it carries a steady
current I, the magnitude and direction of the
net magnetic field at point O will be
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