icon
Related questions
Question

1

3. Four point charges are placed at the corners of a square of side a as shown in the figure.
+9
19
-9
(i) Explicitly derive the first three terms (n=0, 1,2) in the multipole expansion for the potential.
1
1
Given: V (7)
=E/p(7") de'-
+
4πεο
(ii) Two point charges q, and q2 are placed at distances a and b, respectively, from the origin. Calculate the average
potential over a spherical surface of radius R, centered at the origin (where a < R < b).
Transcribed Image Text:3. Four point charges are placed at the corners of a square of side a as shown in the figure. +9 19 -9 (i) Explicitly derive the first three terms (n=0, 1,2) in the multipole expansion for the potential. 1 1 Given: V (7) =E/p(7") de'- + 4πεο (ii) Two point charges q, and q2 are placed at distances a and b, respectively, from the origin. Calculate the average potential over a spherical surface of radius R, centered at the origin (where a < R < b).
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer