Question: A disk with a uniform positive surface charge density lies in the x-y plane, centered on the origin. Along the positive z axis, the direction

A disk with a uniform positive surface charge density lies in the x-y plane, centered on the origin. Along the positive z axis, the direction of the electric field is: O in the +z direction O in the -z direction O in the +x direction O in the +y direction there is no field along the positive z axis

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