d- d- + + P +9 -9-9 +9 -p +p Electric quadrupole. The figure shows an electric quadrupole. It consists of two dipoles with dipole moments that are equal in magnitude but opposite in direction. What is the value of E on the axis of the quadrupole for a point P a distance z from its center (assume z >> d)? Take Q = 2qd² (which is known as the quadrupole moment of the charge distribution.) NOTE: Express your answer in terms of Q and z, using ε0 when needed. E =

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Chapter1: Units, Trigonometry. And Vectors
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d-
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P
+9
-9-9
+9
-p
+p
Electric quadrupole. The figure shows an electric quadrupole. It
consists of two dipoles with dipole moments that are equal in
magnitude but opposite in direction. What is the value of E on the
axis of the quadrupole for a point P a distance z from its center
(assume z >> d)? Take Q = 2qd² (which is known as the quadrupole
moment of the charge distribution.)
NOTE: Express your answer in terms of Q and z, using ε0 when needed.
E =
Transcribed Image Text:d- d- + + P +9 -9-9 +9 -p +p Electric quadrupole. The figure shows an electric quadrupole. It consists of two dipoles with dipole moments that are equal in magnitude but opposite in direction. What is the value of E on the axis of the quadrupole for a point P a distance z from its center (assume z >> d)? Take Q = 2qd² (which is known as the quadrupole moment of the charge distribution.) NOTE: Express your answer in terms of Q and z, using ε0 when needed. E =
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