Answer on Electromagnetism Question for cheryce
(a) x = -2 m
(e) At what point on the x axis is the electric field zero?
please tell me how you did this problem.
(1/r1^2+1/r2^2)=1*10^-9/(4*3.14*8.85*10^-12) * (1/4+1/(8+2)^2)=2.34
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