For the first two questions below, use these values for the charges: 91 = -110 nC, 92 = +220 nC, q3 = -330 nC, and q₁ = +440 nC. 1. 2. 94 How far from q2 would you have to place q4 to create a situation where q4 experienced an electric force of 10 N? In Figure P2 to the right, there are three charges held in place. (a) Draw a free body diagram for the charge at the origin showing the size and direction of the elec- tric forces it experiences due to the other two charges. (b) What is the magnitude and direction of the net force on the charge at the origin? y (mm) 20 15 92 10 92 5 935 15 10 15 20 ++ Figure P2 x (mm)

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