A solid, insulating sphere is initially electrically neutral. A small amount of

Question

A solid, insulating sphere is initially electrically neutral.  A small amount of positve charge is placed at one point P on the surface.  If we check on this charge later, we will see which of the following?

a) The same small charge will be left at point P.

b) the charge will be distributed uniformly over the surface.

c) The charge will be distributed uniformly throughout the volume of the sphere.

d) The hemisphere containing P will be positively charged; the opposite hemisphere will be negatively charged.

e) The sphere's charge will be zere: the small charge will be neutralized by the negative charges already on the sphere.

Please explain.

Explanation / Answer

The answer is B.

The charge will be distributed uniformly over the surface.

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