Question:
Figure shows three sections of a circuit each section
Last updated: 6/14/2023
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Figure shows three sections of a circuit each section consisting of a wire along a circular arc and two long straight wires that are tangential to the arc all with same radius In A the straight wires pass each other without touching The sections carry equal currents GP P B A C In which case the magnitude of the magnetic field produced at the centre of curvature P is a greatest b least