Figure 1.32 shows five point loads placed on a straight line at 1 cm intervals. For what value of q1 and q2 is the resulting electric force exerted on each of the other three charges zero?

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Q: A point charge q = -4.0 x 10-12 C is placed at the center of a spherical conducting shell of inner r...

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A: x1=x+lsinθy1=-lcosθ KE=12m1x.2+12mx1.+lcosθθ.2+(lsinθθ).2=12(m1+m) x.2+12ml2θ.2+mlcosθx.θ.PE=-mglcos...