Question
four equal point charges +3.0 x 10^-6 C are placed at the four corners of a square that's 40cm on a side . find the force on any one of the charges.
Answers
bobpursley
due to symettry, you only have to consider the component along the diagonal. Think that out.
force=kq^2 (.707/.4^2 + .707/.4^2 + 1/(.4*1.414)^2 )
force=kq^2 (.707/.4^2 + .707/.4^2 + 1/(.4*1.414)^2 )
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