Five point charges, q1 = +q, q2 = +2, q3 = −3q, q4 = −4q, and q5 = −5q, are placed in the...

Five point charges, q1 = +q, q2 = +2, q3 = −3q, q4 = −4q, and q5 = −5q, are placed in the vicinity of an insulating spherical shell with a charge +Q, distributed uniformly over its surface, as indicated in Figure 19−30. Rank the point

FIGURE 19-30 Problem

charges in order of increasing magnitude of the force exerted on, them by the sphere. Indicate ties where appropriate.