A thin insulating rod is bent into a semicircular arc of radius a, and a total electric charge Q is distributed uniformly along the rod. Calculate the potential at the center of curvature of the arc if the potential is assumed to be zero at infinity.

A thin insulating rod is bent into a semicircular arc of radius a, and a total electric charge Q is distributed uniformly along the rod. Calculate the potential at the center of curvature of the arc if the potential is assumed to be zero at infinity.

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Question

A thin insulating rod is bent into a semicircular arc of
radius a, and a total electric charge Q is distributed uniformly along the
rod. Calculate the potential at the center of curvature of the arc if the
potential is assumed to be zero at infinity.

Expert Solution