The maximum electric field intensity on the axis of a uniformly charged ring of…

PHYSICS · Single correct · AP · Physics C: Electricity and Magnetism · Electric Charges Fields and Gauss's Law · Electric Charges Fields and Gauss's Law

Problem

The maximum electric field intensity on the axis of a uniformly charged ring of charge qq and radius RR will be: (a) 14πϵ0q33R2\frac{1}{4\pi\epsilon_0} \frac{q}{3\sqrt{3} R^2} (b) 14πϵ02q3R2\frac{1}{4\pi\epsilon_0} \frac{2q}{3R^2} (c) 14πϵ02q33R2\frac{1}{4\pi\epsilon_0} \frac{2q}{3\sqrt{3} R^2} (d) 14πϵ03q23R2\frac{1}{4\pi\epsilon_0} \frac{3q}{2\sqrt{3} R^2}

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