Introduction to Electrodynamics · Problem 2.47

Electrostatics — David J. Griffiths

Physics · force-between-hemispheres-solid-sphere

Problem

Find the net force that the southern hemisphere of a uniformly charged solid sphere exerts on the northern hemisphere. Express your answer in terms of the radius RR and the total charge QQ. [Answer:(1/4πϵ0)(3Q2/16R2)][Answer: (1/4\pi\epsilon_0)(3Q^2/16R^2)]

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