In the figure four particles form a square with edge length a = 3.68 × 10-2 m. The charges are q₁ = 94 = 1.65 × 10-15 C and 92 = 93=q. (a) What is q if the net electrostatic force on particle 1 is zero? (b) Is there any value of q that makes the net electrostatic force on each of the four particles zero? a) Number b) No. i a Units с
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