Question

Two concentric spherical shells -2Q E=? E? P + + + + + +Q - The inner shell (a<r<b) has total charge -2Q uniformly distributed in the shell - The outer shell (c<r<d) has total charge +Q uniformly distributed in the shell What is the \(\vec{E}\) field at \(r>d\) (outside outer shell) a) \(\vec{E} = \frac{-2Q}{4\pi r^2 \epsilon_0}\) b) \(\vec{E} = \frac{+Q}{4\pi r^2 \epsilon_0}\) c) \(\vec{E} = \frac{-3Q}{4\pi r^2 \epsilon_0}\) d) \(\vec{E} = 0\) e) \(\vec{E} = \frac{-3Q}{4\pi r^2 \epsilon_0}\)

          Two concentric spherical shells
-2Q
E=?
E?
P
+ + + + +
+Q
- The inner shell (a<r<b) has total
charge -2Q uniformly distributed in the shell
- The outer shell (c<r<d) has total
charge +Q uniformly distributed in the shell
What is the \(\vec{E}\) field at \(r>d\) (outside outer shell)
a) \(\vec{E} = \frac{-2Q}{4\pi r^2 \epsilon_0}\)
b) \(\vec{E} = \frac{+Q}{4\pi r^2 \epsilon_0}\)
c) \(\vec{E} = \frac{-3Q}{4\pi r^2 \epsilon_0}\)
d) \(\vec{E} = 0\)
e) \(\vec{E} = \frac{-3Q}{4\pi r^2 \epsilon_0}\)

Two concentric spherical shells
-2Q
E=?
E?
P
+ + + + +
+Q
- The inner shell (a<r<b) has total
charge -2Q uniformly distributed in the shell
- The outer shell (c<r<d) has total
charge +Q uniformly distributed in the shell
What is the E⃗ field at r>d (outside outer shell)
a) E⃗ = (-2Q)/(4π r^2 ϵ0)
b) E⃗ = (+Q)/(4π r^2 ϵ0)
c) E⃗ = (-3Q)/(4π r^2 ϵ0)
d) E⃗ = 0
e) E⃗ = (-3Q)/(4π r^2 ϵ0)

Added by Heather M.

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