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Figure 2.34 shows a charge array known as an electric quadrupole.For a point on the axis of the quadrupole, obtain the dependenceof potential on r for r/a >> 1, and contrast your results with thatdue to an electric dipole, and an electric monopole (i.e., a singlecharge). |
| Answer» Figure 2.34 shows a charge array known as an electric quadrupole.For a point on the axis of the quadrupole, obtain the dependenceof potential on r for r/a >> 1, and contrast your results with thatdue to an electric dipole, and an electric monopole (i.e., a singlecharge). | |