Find the magnetic field at the center of the 8 cm radius semicircle carrying a current of 4 amps. (Point P is at the center of the circle). So the question is "what is B at the point of P ?)))
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Find the magnetic field at the center of the 8 cm radius semicircle carrying a current of 4 amps. (Point P is at the center of the circle). So the question is "what is B at the point of P ?)))
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