DR. O. HEAVISIDE has investigated (NATURE, April 19) the slow motion of a charged conducting sphere through a uniform electric field, in a direction parallel to the electric force of the field ...

It seems to me that Gauss's Law doesn't work for that?<BR><BR>You assumed that you could do E (4pi r^2) = Q / eo, but that's only valid if E is constant on the Gaussian surface, which it's not.