Conducting spheres?
Initially, sphere has a charge of and sphere has a charge of The spheres are made of a conducting material and are identical in size. If the spheres then touch each other, what is the resulting charge on sphere ?
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1 solution
Because the spheres are touching with imbalanced charges, they will want to balance out charge on contact. Sphere A and sphere B have a total charge difference of 40e, so both values would change by half of that, 20e. The spheres both balance at -10e.